Originally Posted by BestXXXPorn
The only thing I would add is a bit of verbiage on content filtering and email clients... The big ones (Yahoo, Gmail, Live Mail, etc...) will weight your email based on content that is seemingly ok... e.g. Special Offer, Limited Time, Act Now, etc...
Correct. A good general rule of thumb is try to stay away from phrases you find in spam you receive
Of course, if you have everything else done correctly, light-to-moderate usage of the above terms shouldn't result in any problems really.