The site reader.

When somebody adds a product, Billboard Badger reads that product's own site to set it up. It does not run yet: it arrives with set up from a URL.

What it does.

Identifies as
BillboardBadger/1.0 (+https://billboardbadger.com/bot)
robots.txt
Read first and obeyed. A site that asks not to be read is not read, and the person is told to fill the details in by hand
How much
Up to 30 pages of one site, at most 2 requests at a time, each given up after 10 seconds
What it keeps
The text of the pages it read, deleted after 30 days, and what the person approves from it
What it never does
Log in, fill in a form, follow a link off the site, or read a page behind a password

To block it, add this to the site's robots.txt:

User-agent: BillboardBadger
Disallow: /

Anything else about it goes to hello@billboardbadger.com.