The psi setting should be between 40 to 60. Make sure that your compressor is rated for the type of work you are going to be doing. In this case it will be airbrushing t-shirts. When doing airbrush art onto t-shirts as a business then invest in a commercial air compressor. It will be worth it in the long run. With low grade products you are not getting a deal at all. A good starter kit comes from Airbrush Bodyart. The kit contains everything you need to get you started creating airbrush art tattoos and then some. In their starter kit they include 2 single action ABA airbrushes, 2 hoses, 9 glass airbrush bottles, a 2 outlet air manifold, 7 60ml airbrush tattoo ink in red, blue ,white, yellow violet, fuchsia and green and the kit includes a 120ml of black airbrush tattoo ink. The type of paint that you use will depend on what you are airbrushing. Some paints can only be used on certain surfaces and are not safe to use on other surfaces. So make sure the paint you are using is safe for the surface you will be putting your airbrush art onto. Water soluble acrylic paints are used for airbrushing art onto plastic, metal, vinyl, wood, ceramics and cloth. The paint should be thinned to about a milk thickness. A good automotive lacquer will work fine to thin down your automotive paint. Different airbrush art calls for different psi on your compressor. PSI stands for pounds per square inch and for automotive airbrush art you need a compressor that has a psi of 55-65. Don't worry though it is not hard to replace these parts should there be any damage. Your airbrush will have a handle on which you can hold onto the airbrush with. Airbrush models come with either a solid handle or a handle with an opening. The purpose of this opening is so that you can adjust the needle without removing the handle in a single action airbrush. Art Scene International formerly known as Airbrush Art + Action magazine is a European based airbrush art magazine. The magazine is now being distributed in North America. While it has gained a large digital imaging interest the magazine is still a great asset to any airbrush artist. The magazine has full color images and is full of artist stories and how to articles that will help any airbrush artist.