Inceptions
To search for a seller or store...
On pages with the eBay search bar up at the top (on this page, click the eBay logo to go to a page with the search bar), click Advanced next to the big blue Search button. Then use the link of the left side of the page to find the seller or store ID.
Here's a direct link to the Advanced search page:
https://www.ebay.com/sch/ebayadvsearch
To search for a buyer...
www.ebay.com/usr/<enter buyer's user id here>
