The document provides instructions for creating a custom t-shirt design using sublimation printing. It encourages the reader to use a photo they love from a camera or phone and lists the basic requirements for submitting the design file, including using JPG format at 300 DPI and sizing it to fit a 100x90 cm document. It also notes that garments should be at least 80% polyester for best results and explains that the design will be printed and then fixed onto the garment using heat and pressure.