Matt Wensing, a second-time SaaS founder, writes essays on product/market fit, B2B selling, and how software creation is changing. The newsletter offers reflective, metaphor-driven founder advice and occasional personal notes on building a business.

B2Bcentr is a news-style briefing on B2B technology, marketing and go-to-market business, with each issue pairing a headline survey finding with a breakdown of its sample and what it means for sales and pricing teams. Readers get quick, sourced statistics on AI adoption in sales, AI agent pricing models and GTM benchmarks, with notes on how each number was produced.

This newsletter from Mantiks, a B2B lead-finding platform, teaches recruitment agencies how to find client companies through job posting signals such as outsourced hiring and reposted jobs. Its issues are mostly product-driven how-to articles that repeatedly promote the Mantiks tool.

A sales-training blog from Sellible.ai offering guides on B2B sales techniques such as SPIN selling and demo preparation, alongside promotional posts for its AI role-play coaching platform. Readers get practical sales questioning frameworks and example scripts, though many posts also serve to market the product.