Best B2B Services Newsletters in 2026

NewsletterFIT tracks 3 newsletters that cover B2B services as a primary topic, 2 of them with posts in the last 90 days.

Updated Nov 5, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    The Agency Rainmaker—

    LinkedInWeekly · last post 14 days ago

    Advice to help advertising, digital marketing and PR agency owners fill their sales pipeline to find clients.

    Likely audience: Digital agency owners

  2. 2
    Sourced Out—

    LinkedInMonthly or less · last post 24 days ago

    Everything about outsourcing for businesses of all sizes. Helping everyone learn about trends & news that is #SourcedOut

    Likely audience: Business leaders

  3. 3
    FOX Wits—

    Substacklast post Nov 8, 2021

    All you need to know about industrial sourcing

    Likely audience: SME procurement managers

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