Hopefully they're not going to get suckered into the same exemptions the Do Not Call legislation allowed for phone calls. A "not for profit" label, even if IRS approved, is NOT a clean bill of health.
And ... the Do Not Call list famously exempted politicians. (Wonder why????)
Yawn. MoveOn (and its ilk -- don't mean to specifically point them out) is an advocacy group promoting an agenda.
Oh, and fundraising. There's always fundraising.
I see no reason they should be treated any differetly than "people for baby seal hunting" or, for that matter, Sears or McDonalds -- which are also engaged in fund raising..
_____________________________________________________ Knowledge may be power, but communications is the key firstname.lastname@example.org [to foil spammers, my address has been double rot-13 encoded]