You're more than welcome to use it
Keep track of the emails... the header information can tell you a lot about where it's coming from. And you can always report it to
abuse@yahoo.com if it turns nasty.
Hmmm... went looking to try to find rose_sug's profile. Looks pretty empty... like created with next to nothing!
Me smells a rat... oooh, I likes a good piece of rat!