Both forms are basically the same and maintain a realistic tattoo look. This paint will last and is waterproof. To remove you will either just let time take its course and the tattoo fade or rub with baby oil to remove. To help you tattoo last longer apply talc powder daily. This will help the paint to stay on the skin better. These paints are ready to use and will save you from having to deal with thinners and such. Save those types of paints for when you have gained yourself some experience with airbrush art. Stick to ready to use black paint from Golden Airbrush Colors because it really does not matter how the paint looks at this point. It does not matter though if they have dry or oily skin you should apply talc powder as soon as the airbrush art tattoo dries. Airbrush tattoos do cost money and customers are not going to spend that money if their tattoo does not last for at least close to what is expected. So make sure that you take all the prep and post steps to ensure that they do get a great realistic looking tattoo. Take the time to submit several pictures of your work to several website airbrush art galleries. Don't depend on just a couple of pictures on one or two sites to get you known. Myspace is also a great way to get seen and gain some exposure. With myspace you can create a profile that is dedicated to you as an artist. The internet if full of inspiration for your airbrush art. Start looking at various images and keep surfing until you find the one that gets your creative juices flowing again. Print the picture that help you so that you can keep it around as your muse for as long as you need it. It may take awhile but with the limitless supply of images and artwork on the internet it is sure to keep you supplied with some inspiration. While most magazines and books will offer some pictures this is not enough for a fully visual person. So when some one is fully visual and they want to learn something the best thing they can do is watch videos that show how to do something. There are some great videos on the market that will show a beginner how to do airbrush art.