What Free Social Networking Sites like Ning.com, spruz.com works with Google Adsense?

I’d like to incorporate Google Adsense with the blog I would make but it should be a upset that is free and that I would promote members to catalog and interact with each other.
Ning.com is not free anymore. Socialgo doesn’t offer it with their free account.
Any thought?

if have google toolbar, click the green icon”sharing” you will see list of blogs,
or on google toolbar click thew wrench icon on your right
wrench icon>options>sharing
choose for blog sites

www.GOOGLE.com/ADSENSE

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