Hi guys am a graphic designer and a couple of moths ago i decided to put my designs on t shirts and sell them on etsy, like i said am just a graphic designer and dont know how to print t shirts, what i do is when i get an order i sent the design to those print one demand companies, by the time i pay to that company and etsy fees i made like a couple of bucks, and is not that i sell tons of t shirts , i have sold like 30 t ****s in 3 months i see there is lot t shirts shops on etsy selling a lot of t shirts how do they do it? do they print them or they send it on demand companies? , if someone can give some tips about this matter i will appreciate it, what brand of t shirts to use, should i learn how to print them my self and more profit? or keep doing what am doing, if so what es the best company to do it, please any advice will be appreciate it, thank you , happy holidays