In printing what is a ligature?

You should increase the size of your text. If it something from the internet, you can copy and paste it to a Word document. Once it is pasted into a Word document, increase the text size.

Ligature, a device which holds a reed on to the mouthpiece of some woodwind instruments such as the saxophone and clarinet

Printing companies have different methods of assuring that their production team are going to do the right thing. Usually, there is a department assigned in checking the design files that clients...

it enabled mass production of printed media

you don't, you have to cut the material with a decal cutter and then heat transfer it.