09-01-2013 11:14 AM
Welcome to the community.
- Just make sure that they are dust free and somewhat clean.
- Seal any water stains with an oil based primer like KILZ.
- Patch holes with spacking that has been formed to replicate the existing texture.
- Paint using a thick 3/4 inch roller.
Remember; "DIY - doesn't mean you have to do it alone."