I have questions about ground rules surrounding how to paint deep skylight wells, recessed alcoves and an irregular cathedral ceiling. Specifically: Should deep skylight wells be painted the color of the walls (a popular greige) or left white? In alcoves on either side of a floor to ceiling fireplace, should

My husband just finished painting the ceiling in the kitchen it was cleaned and prepped prior to painting. After it dried he inspected his job and notices a ton of burr like areas that now have to be sanded down and re-painted. What is this caused from? Thank you so