Social Networking Sites: What Marketers Keep Getting Wrong

Social networking sites are the platforms where people build connections, share content, and engage with communities online. For marketers, they represent one of the most powerful and most misused channels in the modern go-to-market toolkit. The question is not whether to use them, but whether you are using them with any strategic clarity at all.

Most brands are present on social platforms. Far fewer have a coherent reason for being there. The difference between those two groups shows up in commercial results, not follower counts.

What Are Social Networking Sites, and Why Do They Matter Commercially?

Social networking sites are digital platforms designed to facilitate connection between people, groups, and organisations. They vary significantly in their mechanics. Some are built around identity and personal relationships (Facebook). Some around professional networks (LinkedIn). Some around interest communities (Reddit, Pinterest). Some around short-form content and discovery (TikTok, Instagram). Some around real-time conversation (X, formerly Twitter). Each has a distinct social architecture that shapes how content travels and how audiences behave.

Commercially, they matter for three reasons. First, they are where attention lives. Time-on-platform across the major social networks runs into billions of hours daily. Second, they compress the distance between brands and audiences in ways that traditional media never could. Third, they are increasingly where purchase decisions are influenced, if not completed outright.

But attention and access are not the same as impact. Brands that conflate the two tend to produce a lot of content and very little growth.

If you are thinking about how social networking fits into a broader commercial plan, it helps to start with the fundamentals of go-to-market and growth strategy before working backwards to channel selection. Platform decisions made in isolation from strategy tend to become expensive habits rather than deliberate investments.

Which Social Networking Sites Actually Matter for Marketers?

There is no universal answer. The right platforms depend entirely on your audience, your category, and what you are trying to achieve. That said, it is worth understanding what each of the major platforms is actually built for.

Facebook and Instagram

Still the largest social advertising ecosystem in the world by reach and targeting capability. Facebook skews older than most marketers assume. Instagram skews younger and is heavily visual. Both sit inside Meta’s ad infrastructure, which means sophisticated audience targeting, strong creative formats, and strong performance measurement. They are genuinely useful for both brand and performance objectives, provided you treat them differently rather than posting identical content across both.

LinkedIn

The dominant platform for B2B marketing. Its targeting by job title, seniority, company size, and industry is unmatched. Organic reach on LinkedIn is higher than most platforms right now, which makes it an unusually good channel for thought leadership and brand-building without paid amplification. The downside is cost. LinkedIn CPMs and CPCs are significantly higher than Meta or Google. You need to be clear on whether the audience quality justifies the premium, and in most B2B categories, it does.

TikTok

TikTok is genuinely different from every other platform on this list. Its algorithm is interest-based, not connection-based, which means content can reach people who have never heard of your brand. That is a meaningful distinction for marketers trying to grow beyond existing audiences. The creative bar is high and the tolerance for anything that looks like a traditional ad is low. Brands that succeed on TikTok have typically accepted that the platform requires a different creative approach, not a reformatted version of what they do elsewhere.

YouTube

Often underclassified as a social network, but it absolutely is one. YouTube is the second-largest search engine in the world and the dominant long-form video platform. For brands with a genuine content story to tell, it offers compounding returns in a way that most social platforms do not. A video that performs well on YouTube can generate views and search traffic for years. That is a fundamentally different value proposition to the ephemeral nature of most social content.

X (formerly Twitter)

Smaller by audience than the others, but disproportionately influential in certain categories. Journalism, politics, finance, tech, and sports all have active communities on X. If your brand operates in any of those spaces, it is worth being present and engaged. If it does not, the case for significant investment is weaker than it used to be.

Reddit and Pinterest

Both are underused by mainstream marketers and both have strong cases in the right categories. Reddit is community-driven and allergic to inauthenticity. Brands that try to advertise on Reddit without understanding its culture tend to be called out publicly and immediately. Done well, it is one of the most powerful channels for reaching highly engaged niche audiences. Pinterest is a visual discovery platform with a strong purchase intent signal, particularly in home, fashion, food, and lifestyle categories.

Why Most Brand Social Strategies Are Structurally Weak

Earlier in my career, I was heavily focused on lower-funnel performance. Clicks, conversions, cost per acquisition. The numbers looked clean and the attribution was tidy. The problem, which I came to understand over time, was that a lot of what performance channels were being credited for was demand that already existed. We were capturing intent, not creating it. And you cannot grow a business indefinitely by only talking to people who were already going to buy from you.

Social media has the same structural problem, but in reverse. Most brand social activity sits too far up the funnel with no clear line to commercial outcomes. Teams produce content, accumulate followers, report on engagement rates, and call it success. Meanwhile, the business is not growing any faster than it would have without the social presence at all.

The brands that get genuine commercial value from social networking sites tend to do two things differently. First, they use social to reach genuinely new audiences, not just to maintain contact with people who already follow them. Second, they connect social activity to outcomes further down the funnel, whether that is traffic, email sign-ups, trial, or purchase.

Think about it like a clothes shop. Someone who walks in and tries something on is far more likely to buy than someone who just walks past the window. Social content that creates genuine engagement, that makes someone stop scrolling and actually interact, is the equivalent of getting them through the door. But you still need a path to the fitting room.

The Creator Economy Has Changed the Calculus

One of the most significant shifts in social networking over the last five years is the rise of creator-led content as a commercial channel. This is not influencer marketing in the old sense, where brands paid celebrities to hold products. It is something more structural. Creators have built audiences that trust them. Their content feels native to the platform. And when they endorse or feature a product, the signal carries weight in a way that brand-produced content rarely does.

Platforms like Later have documented how creator-led go-to-market campaigns can drive meaningful conversion, particularly in high-consideration purchase categories where social proof matters. The mechanics are straightforward: find creators whose audience overlaps with your target market, give them genuine creative latitude, and measure outcomes rather than just reach.

The brands that are still treating creator partnerships as a brand awareness exercise are leaving commercial value on the table. When the brief is right and the creator relationship is authentic, this channel can drive results at every stage of the funnel.

Social Networking and the Growth Loop

One of the more interesting strategic questions is how social networking fits into a growth loop rather than a linear funnel. A growth loop is a self-reinforcing cycle where the output of one stage feeds the input of the next. Social can play a powerful role in that architecture if it is designed deliberately.

Consider a product with a strong referral mechanic. New users arrive, have a good experience, share that experience on social, which brings in more new users. That is a growth loop with social as the amplification layer. Hotjar’s work on growth loops illustrates how feedback and sharing behaviour can compound over time when the product experience and the social mechanic are aligned.

Most brands do not think about social this way. They think about it as a broadcast channel: push content out, hope people engage, report on the numbers. The growth loop framing is more demanding because it requires you to think about what behaviour you are trying to trigger and how that behaviour feeds back into acquisition. But it is also far more commercially productive.

If you want to understand how social fits into a broader growth architecture, the Semrush breakdown of growth hacking examples is worth reading. Some of the most cited growth stories in the last decade have social sharing as a core mechanism, not a peripheral activity.

Measurement: The Persistent Problem

I have sat in a lot of social media reporting meetings over the years. The metrics that tend to dominate those conversations, reach, impressions, follower growth, engagement rate, are almost entirely disconnected from commercial outcomes. They are easy to measure, which is why they get measured. They are also easy to inflate, which is why they get inflated.

When I was running agencies, the clients who pushed hardest on social ROI were usually the ones getting the most genuine value from it. Not because the measurement was perfect, it never is, but because the discipline of asking “what does this actually deliver for the business?” forced better strategic decisions upstream. Platform selection, content investment, and creative approach all got sharper when the measurement framework was honest.

The honest approximation I tend to recommend is a three-layer approach. First, track the commercial outcomes you actually care about: revenue, leads, trial sign-ups, whatever is relevant to your business model. Second, identify the social behaviours that most closely correlate with those outcomes in your category. Third, use those behaviours as your primary social KPIs, not platform-native vanity metrics.

Tools like Crazy Egg’s analysis of growth-driven marketing approaches highlight how data-informed iteration, rather than set-and-forget campaigns, tends to produce better commercial results over time. The same principle applies directly to social. You need a feedback loop between what you are doing on platform and what is happening to your business.

Platform Selection: The Decision Most Teams Get Wrong

I have seen this play out dozens of times across client portfolios. A brand decides to “be on social” and proceeds to set up accounts on every major platform simultaneously. Six months later, they have thin, inconsistent presence everywhere and meaningful traction nowhere. The resources got spread too thin, the content strategy never had time to develop, and the team is exhausted maintaining channels that are not delivering anything.

Platform selection should be a deliberate strategic decision, not a FOMO response to wherever competitors seem to be active. The questions worth asking are straightforward. Where does your target audience actually spend time? What type of content can you produce consistently and well? What are you trying to achieve, and which platform’s mechanics best support that objective? Which platforms offer the best path to commercial outcomes in your specific category?

Doing two platforms well almost always outperforms doing six platforms badly. And “well” means having a genuine content strategy, a consistent posting cadence, active community engagement, and clear measurement against business outcomes. That is a significant operational commitment. It requires honest resource allocation, not just the decision to show up.

Social Networking in B2B vs. B2C: Different Games

The mechanics of social networking are fundamentally different in B2B and B2C contexts, and conflating them leads to poor decisions on both sides.

In B2C, the primary value of social is reach and brand salience. You are trying to be present in the mental availability of a broad consumer audience so that when a purchase occasion arises, your brand comes to mind. The content strategy is about entertainment, inspiration, and cultural relevance as much as product communication. The platforms that matter most are the ones with the highest consumer attention: Meta, TikTok, YouTube, Instagram.

In B2B, social plays a different role. Purchase cycles are longer, decision-making units are larger, and the content that moves buyers is typically educational and credibility-building rather than entertaining. LinkedIn dominates here, but YouTube is increasingly important for product demonstrations and thought leadership. The objective is not reach in the broad sense. It is visibility and credibility within a specific professional audience.

The go-to-market implications are significant. Forrester’s analysis of B2B go-to-market challenges consistently highlights that B2B marketers underinvest in the early stages of the buyer experience, where social content plays a crucial role in building awareness and consideration. The performance-heavy, bottom-funnel orientation of many B2B teams leaves a gap at the top that competitors with stronger social presence can exploit.

Organic vs. Paid Social: Where the Real Tension Lives

There is a persistent tension in social strategy between organic and paid. Organic reach on most platforms has declined significantly over the last decade. Facebook organic reach for brand pages is a fraction of what it was in 2015. Instagram has followed a similar trajectory. The platforms have become pay-to-play at scale, which changes the economics considerably.

The argument for organic social is not that it replaces paid. It is that it builds something paid cannot easily replicate: community, trust, and the kind of brand character that makes paid social more effective when you run it. A brand with an engaged organic following gets better performance from its paid campaigns because the social proof is already there. Comments, shares, and saves on organic content signal to the algorithm that the content is worth amplifying.

Paid social, done well, is one of the most efficient ways to reach new audiences at scale. The targeting capabilities of Meta and LinkedIn in particular are genuinely powerful. But paid social without an organic foundation tends to feel cold. You are asking people to engage with a brand they have no prior relationship with, in a context where they are primed to be sceptical of advertising. The warm-up that organic content provides is commercially valuable even if it is hard to quantify precisely.

I spent years managing large paid social budgets across multiple client accounts. The campaigns that consistently outperformed were the ones where the brand had genuine organic presence and community. The paid spend was amplifying something real. The campaigns that underperformed were often the ones where paid was carrying the entire weight of social presence, with no organic foundation underneath.

What Good Social Networking Strategy Actually Looks Like

Good social strategy starts with a clear answer to three questions: who are you trying to reach, what do you want them to think or do, and how will you know if it is working? Those questions sound obvious. In practice, most social strategies I have reviewed cannot answer all three with any precision.

From there, the strategic decisions flow logically. Platform selection follows audience location and content capability. Content strategy follows the objective, whether that is brand awareness, consideration, conversion, or retention. Budget allocation follows the commercial priority and the competitive landscape. Measurement follows the business outcomes you have committed to.

The early weeks of any new social strategy are always the hardest. When I first took over the whiteboard in a brainstorm session at Cybercom, handed the pen by the founder who had to leave for a client meeting, the instinct was to freeze. The room was full of people who had been doing this longer than I had. But the discipline of working through the problem systematically, starting with the audience and the objective before reaching for creative ideas, is what made the session productive. Social strategy is no different. The frameworks matter more than the instincts, at least until the instincts have been tested enough to be trusted.

There is more depth on how social fits into a complete growth architecture in the go-to-market and growth strategy hub, including how to sequence channels as a business scales and how to build measurement systems that connect marketing activity to commercial outcomes.

About the Author

Keith Lacy is a marketing strategist and former agency CEO with 20+ years of experience across agency leadership, performance marketing, and commercial strategy. He writes The Marketing Juice to cut through the noise and share what works.

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