Spiuserforum.com. Best paint and body site on the web. A ton of good, correct info. Many Pro's on there as well who are willing to help. Any topic or question you may have has been covered in detail by guys who have done it and done it well. You can search the site using google and view threads (don't have to be a member to view threads)
SPI is a paint manufacturer in Georgia. They are well known for their epoxy primer and polyurethane clear they make. Very popular in Restoration circles and priced much more affordably than any of the majors like PPG's products.
Search the site using google.
site:spiuserforum.com your keywords
Google search example using "getting started" as keywords
https://www.google.com/search?client=firefox-b-1&sca_esv=ce2bee5ef594bfe7&sxsrf=ADLYWIKYu6i1p1ntU4Amil0wOlE638pjtA%3A1722870 277361&q=site%3Aspiuserforum.com+getting+started&oq=site%3Aspiuserforum.com+getting+started&aqs=heirloom-srp..