ProjectGuitar.com:
This site has an abundance of information on finishing, refinishing, staining, painting, painting & buffing. Topics of interest include staining figured wood; sunburst finishing, custom logos, neck refinishing & stripping old finishes. Website:Finishing and Refinishing Tips
The Guitar ReRanch:Basic refinishing is discussed in detail including equipment, spot refinishing, area repair, stripping, wood preparation, mixing, spraying and final polishing.Website:Basic Refinishing Instructions
DIY Guitarist:
This site discusses turning a Strat body into a highly customized guitar through refinishing techniques. It will take you through the initial steps of stripping off the old paint, the sanding process, installation of the components, doing the sunburst and finishing the neck. Website:Refinishing and Modifying a Solidbody Electric
Premier Guitar:
This site discusses putting a custom paint job on a standard Strat, the process involved, if stripping off the original paint would be necessary versus painting over it and if acrylic paint would work.Website:Guitar Shop With Guitar ER
Guitar ReRanch:
This is a guitar refinish & restoration forum. Topics include refinishing a vintage instrument or building a "new classic." Website:The Guitar Refinishing and Restoration Forum