Billboard Sales Definition
 
The sale of an item that is initiated by posting that the item is for sale (electronically or on paper).
 
This includes, but is not limited to, sales posted on the following:
 
eBay
Craigslist
Etsy
Amazon
Letgo
OfferUp
Mercari
Community bulletin board
Newspaper or radio advertisement
See Swap Meets and Yard Sales in self-employment types for additional information.