I know the FCC regulation reads no communications that service pecuniary interests may be conducted on the Amateur radio bands. This means business sales. That cuts a lot of risk out of the way. I was over looking at this house you mentioned today. I'll stop by your house to mention the price they were asking.
Tickets are on sale at the club meetings.
Give me a land-line call if you want to know more. This should be investigated with the suspect offender's calls checked for the address, If it's a P.O. Box, see what town the box is in and quary a search engine for radio dealers in that town or towns close by. I have heard that on 2 meter repeaters, as well as calling Checker Auto Parts to price a starter for a car. Might not be pecuniary interest to the ham, but it sure is to the pizza company. On area repeaters, I heard a wife dispatching her computer tech husband back to a certain company as their computer system was down again.