ebay had a booth at the
ANA Worlds Fair of Money. They were giving away (cheap) tripods so you could take pictures of things to sell, running a raffle and doing a cash scramble.
They also had coupons good for $10 off.

Not exactly a great give-away at a coin show...
-----Burton
50+ year / Life / Emeritus
ANA member (joined 12/1/1973)
Life member: Numismatics International, CONECA
Member: TNA, FtWCC, NETCC, EveryCountry (online) coin club
Owned by three cats and a wife of 40+ years (joined 1983)
Author: 3rd Edition of the Sample Slabs book,
https://www.sampleslabs.info/