I do mediums. Artwork on that size looks best and it's just easier to handle during photographing.
I like mediums as well. Anything larger is too wide depending on the shirt brand..I do mediums. Artwork on that size looks best and it's just easier to handle during photographing.
I'm the same way. I usually do Mediums or Larges.I generally have been using M's and L's. You can take the photo a little closer with the smaller sizes giving more emphasis on your design.