I guess it depends. If I did about 5 min of research and found out that the company was legit, I would rent it (as long as it was a decent amount of money). I imagine that theres a lot of rare and vintage gear that even rental companies dont have, so they might contact people who do.
If someone is calling to to rent a squier or something, thats startin to sound a little shady
If someone is calling to to rent a squier or something, thats startin to sound a little shady