I have one legit adsense account that I'm planning to use on multiple sites, since the Panda update I've been reading lots of guys losing their rankings in all of their sites. How do I get around this? Should I...

*Create different hosting accounts per website in the SAME HOSTING COMPANY and dedicate IP with each one? This is going to be costly but if this is the only safe way then I might go with this route. Or is it ok to use 1 hosting account and just make 4-5 addon domains? If I do this should I buy a dedicated IP per addon domain?

*Should I create analytics and webmaster tools for the websites in the same email? or should I just use AWSTATS?

*Using the same theme for every website?

*what should I do with my whois info?