They call, and when they get my answering machine, they leave a string of annoying high-pitched tones as a message. No callback info, no info of any kind, just a string of annoying high-pitched tones.
Caller claimed to be raising funds for some type of "Cops for Kids" program. Wanted donations to buy Teddy Bears for kids. Also mentioned some type of boot passing program like firemen do at intersections when they want to raise money. Caller ID said "North Canton, Ohio"