... or startup tips like tip of the day. GIMP has this sort of thing. It would be nice if WED, MED, and SED all had something similar. It functions as a quick review and is otherwise short, but gives a sufficient description. With Camstudio, one could make video tutorials and share them.
"You level up the fastest and easiest if you do things at your own level and no higher or lower" - useful tip
My 2D game - release on Jun 13th; My tutorials