A 629,000-campaign study says Meta leads got more expensive as TikTok’s fell
Metricool’s own 2026 ads report puts Meta cost-per-lead at $6, up 14 percent, and TikTok’s at $2.69, down 33 percent. It is one vendor’s panel, not your account.
Money & algorithms
7 briefs in this drawer.
Meta lets advertisers steer AI toward profit, not just purchases
Trade press says value optimisation now includes a profit-based ROAS beta via the Conversions API, plus event-based ROAS for subscriptions and first purchases.
Meta teen settlement changes how ads reach under-18s
A late-August US state settlement requires age assurance, time caps, and a non-personalized feed for teens. Advertisers can no longer treat teen inventory like adult targeting.
Amazon Ads opens a ChatGPT inventory pilot for US DSP buyers
Select US advertisers can now extend Amazon campaigns into ChatGPT. OpenAI still decides which ads serve. This is a pilot, not a self-serve author product.
Self-Publishing Partnership collapse hits about 100 authors
ALLi and The Bookseller now put the UK service’s failure at around 100 authors and 164 titles, with unpaid royalties and print stock still in the chain.
KDP extends ebook preorders to 18 months
New preorders created from 2 September can sit live for a year and a half. Two postponements are now allowed without the old penalty.
FTC and 22 states sue Amazon over ad-auction pricing
The complaint says Amazon overrode advertised auction results and extracted more than $20 billion from advertisers since 2019.