Yes, it will almost certainly going to fall foul of copyright but i imagine there will be something in the conditions that states you have permission to print. It's then up to your conscience!Thanks.
I also forgot to ask if I'll fall foul of copyright?
Will they print anything?
Most of my images come from Cool Bike Art feed off of that there The Twitter, like this one which isnt going to make the cut
View attachment 157423
Do check the resolution, if it is from Twitter it probably wont be big enough to print.