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At least when starting out, many prefer to sell shirts through a website that's designed to do so, as this is often the simplest, least risky way to go. Most of these websites take care of processing sales, printing, and shipping so that you don't have to. Check out some of the following websites and see which one seems the most appealing to you:  Teespring CafePress Zazzle Spreadshirt Logo Sportswear. Most t-shirt selling sites first require that you set up an account before you can start designing and selling your t-shirts. Go to the website, look for a button that reads, “Join” or “Sign Up,” and click it. This should redirect you to a form that prompts you to fill out your contact information, fill out your payment information, and create a password for your account. Complete all of the required fields. Some t-shirt selling websites, such as CafePress, will charge you a monthly fee to have an account, while others, such as Teespring, are free to join. Most t-shirt selling websites have a user-friendly design tool that allows you to design your T-shirt from start to finish on the website. Select the t-shirt style and color you want, and choose from a variety of stock images that you can put on your shirt. You can also pick a font and add text to your shirt. Position your chosen images and/or words the way you want them, and save your design. If you're a little more experienced with design, try creating your design through graphic editing software, such as Photoshop or Illustrator. The options can be a bit overwhelming if you aren't very familiar with this kind of software, but designing this way allows for more freedom and originality.  If you really want to create an original design but you aren't very comfortable with Photoshop, watch YouTube tutorials to learn the basics.  Before you create a design, do some research on your chosen t-shirt selling website to find out what the recommended file types and sizes are. For example, Teespring recommends EPS, PNG, JPEG, and JPG file types that are near 3000 x 3000 pixels, and that have transparent backgrounds and at least 120 DPI (dots per inch). and post your shirt for sale. Each t-shirt selling website functions a little differently, but most of them will have you choose a price to sell each shirt for and then prompt you to list the item. The website will likely take care of purchases, printing, and shipping, and you'll get a commission for each sale.  You can sell your shirts for whatever price you want, but you'll likely have the most success if you stay close to $19-30 USD per shirt. Log in to your account and/or check your email daily if it's connected to your account so that you're always aware of how much money you've earned.
Pick a t-shirt selling website that appeals to you. Create an account on your chosen website. Go the easy route by creating your design on the website. Upload your design if you're tech savvy. Decide on a price