Lay flat start with top button and do up every other button.
Turn shirt over and smooth
Place anything A4 size at central top of shirt
Fold one side over
Fold sleeve back
Fold other side
Fold back other skeeve
Fold approximately 1/3rd up from the bottom
Fold up again
Remove A4 thingy!
De ne ! Professionally folder shirt. Ps it is best to iron it first! Lol