# Tanner Rankin

Tanner Rankin shares advice on e-commerce brand strategy, including how to keep messaging consistent across channels and how to assess channel profitability using contribution margin rather than return on ad spend alone.

- Profile: https://b2binfluencer.marketing/creators/tanner-rankin/
- LinkedIn: https://www.linkedin.com/in/tannerrankin
- LinkedIn followers: 1,553
- Topics: ecommerce, brand-positioning
- Based on 10 dated posts, latest 2026-09-29

## Summary

Tanner Rankin is most useful for diagnosing inconsistent e-commerce brand messaging and comparing channels by contribution margin.

- Best for: A DTC e-commerce brand wanting a brand messaging audit or CM3 channel review.
- Not for: B2B SaaS needing short-form video demos to reach enterprise IT buyers.
- Check first: Confirm client results, implementation details, audience breakdown, and paid work availability.

### Takeaways

- Brands plateau because they never fix what makes them different.
- Write the difference down and make it the single source of truth.
- Judge channels on contribution margin, not ROAS.

## Main ideas

- **Brands plateau because they never fix what makes them different**: Rankin argues that growth stalls not from a shortage of marketing activity but because the brand's difference is never pinned down. They call the result Brand Pollution: uncoordinated activity that dilutes the message. Brand Signal Loss follows, leaving customers and platform algorithms with a confused picture. Inexperienced in-house teams experiment on the brand's budget, channel specialists optimise their own patch, and AI given generic prompts produces off-brand output. Without a written definition, every marketing action becomes, in Rankin's words, a random act and a trial by error.
- **Write the difference down and make it the single source of truth**: The proposed repair is a Brand Source OS built from Source Codes, described as the aggregate knowledge the brand holds about its products, customers and competitors. A Source Alignment step checks each piece of content against the definition before it ships. The aim is to align internal teams, external agencies and AI output on the same message, and adapt that message to the five stages of market awareness without the brand becoming a different company at each stage.
- **Adding agencies without a central brand system multiplies the problem**: Rankin describes a scaling paradox: founders add agencies to accelerate growth, but each partner optimises its own channel. Without one shared brand truth, more partners simply escalate fragmentation. They frame the cost as a learning tax, paid each time a partner leaves with its knowledge of the brand, so the brand rents strategy instead of owning it. The proposed remedy is coordination and a unified brand operating system, not fewer agencies.
- **Judge channels on contribution margin, not ROAS**: The one post about money argues that channel ROAS still drives budget allocation, while more than half of e-commerce executives cannot accurately calculate Contribution Margin 3 by channel. ROAS compares attributed revenue with ad spend; CM3 asks what margin remains after relevant variable and acquisition costs, which Rankin lists as fulfilment, shipping, technology, agency fees and creative work. They give four checks: calculate CM3 separately for every channel, count all relevant variable and acquisition costs, compare ROAS with the margin the business keeps, and move budget on net contribution rather than platform efficiency.

## Work to read

- [Most brands don't hit plateaus; they build them](https://www.linkedin.com/posts/tannerrankin_most-brands-dont-hit-plateaus-they-build-activity-7508246558765641728-9FaV)
- [The 55% CM3 blind spot distorts channel-level growth decisions](https://www.linkedin.com/posts/tannerrankin_the-55-cm3-blind-spot-is-distorting-channel-level-activity-7510676005087404032-_1w1)
- [More agencies don't mean more growth. They mean more chaos.](https://www.linkedin.com/posts/tannerrankin_more-agencies-dont-mean-more-growth-they-activity-7439755314595352576-McSZ)
- [Scaling without codifying “Different” is a trap](https://www.linkedin.com/posts/tannerrankin_scaling-without-codifying-different-is-activity-7510783269383188485-rum5)

## Brand relationships

- **Brand Source OS** (disclosed_partnership)

## Partnerships

Tanner Rankin's LinkedIn posts offer brand-strategy commentary, not a partnership prospectus. Across four posts, they argue that e-commerce brands lose ground when they fail to codify their differentiating message and that channel budgets should be judged on contribution margin, not return on ad spend alone. The posts announce no sponsorship, describe no rate card or media kit, and link to no partnership inquiry page, so no collaboration format is verified. Brands interested in paid work should ask directly about availability and terms; the posts provide no published route to request an engagement.

## Alternatives

- Paul Grieselhuber: Choose Paul Grieselhuber when the first question is whether growth is profitable. In his post on affiliate economics, he argues that affiliates cannot fix weak unit economics and points to first-order contribution margin, 90-day cohort LTV, and payroll as figures to understand before adding acquisition. His attribution post shows how conflicting platform and store numbers can obscure budget decisions. His work is a closer fit for diagnosing economics and measurement before changing spend.
- Domenick S.: Consider Domenick S. when the priority is hands-on acquisition and outreach. In a customer-acquisition post, the author describes combining trial-size products, Meta ads, follow-up flows, and varied creative. A separate cold-outreach example breaks down a message that led to a demo and purchase, including specific product research. These examples can help teams review acquisition tactics and customer-facing communication.
- Jeremy Fenderson: Consider Jeremy Fenderson when the main challenge is spotting performance changes quickly enough to act. In a post about performance signals, the author describes monitoring commerce and marketing data to surface changes such as rising acquisition costs, a drop in email revenue, or a creator video beginning to convert. This perspective may suit a team seeking faster monitoring and intervention.

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AI-assisted summary of public posts. Audience demographics are not available. Engagement appears only where we checked recent posts. Method: https://b2binfluencer.marketing/methodology/