Just go to the building that you want, look for
Pathing - Placement requirements
and uncheck buildable. That building will be able to be built anywhere. So you have to do is for all the buildings that you want to be built.
Finally finding about some of the bots that are flooding the users online - bytespider apparently is a huge offender here - ignores robots.txt and comes in from a ton of different IPs
Ghan has said he has fixed this. Monovertex please confirm this fix. This was only a problem with people that had signatures in the upper levels like not the special members but the respected members.