How Can I Create New Messages for Tea Shirts?

How do you know what will be a good design, or a good message for a tea shirt? You don't. You have no idea. How do you find out the answer? You only find out by testing. Connect with your possible customers on social media, twitter, instagram, instagraam is probably a good one for you. It's very visual. And if you don't want to spend moneyyoyou again, make your designs and post them all an incetogram. So you start to get feedback, getting information from real people who might buy from you.