Ive been shipping cards with stamps. How is delivery confirmed? I have a lot of shipped items, and have a lot of funds on hold, due to no tracking information, so no delivery confirmation Any help?

How is deluvery confirmed if there is no tracking number given. like a stamped envelope | Ask a Mentor

How is deluvery confirmed if there is no tracking number given. like a stamped envelope | Ask a Mentor | eBay Community