Question For Admin- What"s with all the fictitious accounts? (hundreds or MORE EVERY Day)

Blog Post created by jonescarp.aka.dale.Jan_2007 on Jun 16, 2011

And why can't you put a  " captcha"  in place to keep the spammer bots from signing up and posting here?

I see 7 probable spammers onsite right this moment?

CAN SOMETHING BE DONE Besides Ignoring This?