# biddergrade

> Grading every paid-marketing platform, agency, and tactic.

Performance-marketing reviews — Google Ads vs LinkedIn Ads vs Meta vs TikTok, CRO tools, conversion benchmarks, and the agencies that actually move ROAS.

## Browse
- [Google Ads](https://biddergrade.com/google-ads)
- [Meta Ads](https://biddergrade.com/meta-ads)
- [TikTok Ads](https://biddergrade.com/tiktok-ads)
- [LinkedIn Ads](https://biddergrade.com/linkedin-ads)
- [Amazon Ads](https://biddergrade.com/amazon-ads)
- [Analytics](https://biddergrade.com/analytics)
- [A/B testing](https://biddergrade.com/a-b-testing)
- [Landing pages](https://biddergrade.com/landing-pages)
- [Attribution](https://biddergrade.com/attribution)
- [Creative tools](https://biddergrade.com/creative)

## Resources
- [Sitemap](https://biddergrade.com/sitemap.xml): every indexable page on biddergrade.com
- [RSS feed](https://biddergrade.com/feed.xml): latest published pages
- [robots.txt](https://biddergrade.com/robots.txt): crawl rules + Content-Signal preferences

## About
biddergrade is a working operator's review of paid-acquisition platforms, analytics, and conversion tools. ROAS-first, vendor-agnostic.

## For agents
- This site permits AI training, AI input/grounding, and search indexing
  (robots.txt `Content-Signal: search=yes, ai-input=yes, ai-train=yes`).
- Request any page with the header `Accept: text/markdown` to receive a
  clean markdown rendering instead of HTML (responses carry
  `Content-Type: text/markdown` and `x-markdown-tokens`).