This is for ALL 3d printers that melt plastic through a nozzle.
How to never again have problems with parts not sticking to the glass including the corners of the part. 15 minutes may seem long for this topic but it is full of useful information.
I give specific instructions for Ultimaker Original, 2, 2+, and 3 but if you don't have one of those I tell you where to skip those sections of the video.
My store (north america): http://thegr5store.com
3dsolex (everywhere else): http://3dsolex.com