If you purchase the see through folders then you can use these for stencils even if you are limited to tracing your design onto the plastic folder prior to cutting it into a stencil for your airbrush art. No matter what material you go with make sure that you remember to cut out your areas slowly. By taking your time you can make sure that everything matches up the way it should. When you are feeling the creative block coming on then start looking around you. Anything can be a basis for inspiration, especially if you change your scenery and look around your new surroundings with open eyes. Cooped up in a studio too long, then go out to the park and open your eyes to everything that you see. You do not have to be limited with just your walls inside your home. Everything in your home can prove to be an area to show off your creative side. Airbrush art can go on your cabinets, doors, toilet seats and so much more. Remember though that this does not have to be anything bold. It can just be some simple flowers or ivy trim but the choice is yours. Always keep the iron moving though so that you do not burn the material. Another great way if you are doing this at home is to allow the design to dry then turn the shirt inside out and throw it into the dryer for about 40 to 45 minutes on the highest heat setting. After this your design will hold up to laundering. Dual action is when the trigger on the airbrush controls both the air and paint. The trigger is pressed down for the air and back for the paint. Now when it comes to the feed on the airbrush there are three types of feeds that you can choose from. The type of feed you choose will also depend on what you are doing as well as what you are comfortable working with. With needles most artist find that the airbrushes coming out of China bend easier than any of the other airbrushes. So look for one that is made elsewhere so that you do not have to keep trying to straighten a bend airbrush. The best airbrushes to use that are the easiest to take care of are name brand airbrushes.