Thanks for your concern guys.
This is the typical of the action of a membership bot (usually from (
content deleted by Admin), etc). It happens, generally, about twice a year. It may be tied to activities in establishments of 'higher learning' as their courses cover subjects which allow students to author software such as SPAM, auto logons, worms, etc. Software add on modules for the website will cost $$$$$$$ (probably lots).
All the recent request for registration, on the site (which is what the are) have been deleted. Ahh the troubles of an Administrator, sob. Send beer to home address
LeeB