An FAQ section can be used to quickly answer common questions about your business like "Where do you ship to?", "What do you specialize in?", or "How can I order a custom shirt design?"
The clothing should be turned inside out. The clothing then can be washed with your regular laundry.
Sizing really depends on what material the clothing is. If it is labeled as unisex, it normally runs bigger/longer. If it is labeled a certain gender, it will fit ,more size wise, to them.