The Cobbler’s Children Problem, by the Numbers
79% of agencies have no one dedicated to their own marketing, and 70% have no full-time salesperson at all, per SparkToro’s State of Digital Agencies research. Agencies spend their working hours marketing other people’s businesses, and the numbers confirm what most owners already sense about their own.
In that gap, a founder who posts consistently on LinkedIn is not competing against a well-staffed content team inside their own agency, they are often the only content operation the agency has, whether that was a deliberate strategy or simply what was left once everything else got staffed first.
What a 2012 Study of 1,699 Salespeople Found
A 2012 study covering 1,699 B2B salespeople across more than 25 industries found a genuine, positive relationship between social-media use and relationship-based sales performance. That finding predates the current LinkedIn content landscape by more than a decade, but the underlying mechanism, visible, consistent activity building relationship trust over time, is exactly what a founder’s personal posting is attempting to do.
It is real evidence that the general behavior works, not proof that any specific founder’s posting habit will replicate it.
The Claim LinkedIn Made, Then Walked Back
LinkedIn claimed in 2015 that professionals with a high Social Selling Index generate 45% more opportunities per quarter than those with a lower score. LinkedIn later qualified that same claim itself, acknowledging a high SSI score “doesn’t always represent the efficacy of a sales person or correlate with measurable sales outcomes.”
A vendor walking back its own headline statistic is unusual, and it is worth treating as the honest finding here rather than something to quietly drop from the story: the number sounded clean, and even its source eventually said it was not as clean as it sounded.
Why Unsolicited Outreach and Organic Posting Are Not the Same Thing
A separate 2024 study of 26 B2B decision-makers found buyers frequently experience unsolicited social-media outreach as spam, while rating private, direct messaging as more trust-building than public social content. That finding is about outreach, a stranger initiating contact, not about organic posting, content a founder publishes publicly that a prospect chooses to read.
The two get lumped together as “social selling” often enough that the distinction is worth stating directly: a founder’s public post and an automated LinkedIn connection-request campaign are different mechanics, evaluated differently by the same buyer, per this same body of research.
What a Dedicated Sales Team Does That a Founder’s Feed Cannot
A founder’s posting habit is inconsistent by nature, tied to whatever else is happening that week, and it reaches only the people already following that one person. A dedicated sales function, whatever form it takes, provides coverage and repeatability a single person’s content calendar structurally cannot guarantee, especially during a busy delivery month when posting is the first thing to slip.
Neither channel is a full substitute for the other, and treating a founder’s occasional viral post as a replacement for a real new-business function is a common, costly overcorrection in the other direction.
Running Both Without Pretending They Are the Same Channel
Founder content builds the kind of brand-level trust that makes a later, more direct new-business conversation land better. It does not reliably generate a booked meeting on a predictable schedule, and expecting it to do both jobs is how the 79% of agencies with no dedicated marketing staff end up with an inconsistent pipeline that only fills when the founder happens to post.
Human + AI SDRs handle the repeatable, week-over-week side of new business directly, so pipeline does not depend on how often the founder feels like posting that particular week.
Sources
The external data in this article draws on the sources below. Figures described in the text as estimates or industry triangulations are directional and are not attributed to a single dataset.
- Wikipedia, Social selling
- SparkToro, Digital Agency New Business Is Still a Concern: Referrals Still Rule for Lead Gen