Blender Secrets - 5 minutes of N-Gons to Quads tips
N-gons are sometimes created as part of the modeling process. Although they are fine in flat surface that are not meant to be deformed, quad topology is usually preferred in all other cases. In this video we look at several methods for turning N-gons (and triangles) into Quads.
If you like todays topic, you'll also like these: