Answer:
1.E - pretend it has a glass door on it everyone is going to see what's inside from now on.
2.B - take a step back after one shelf is done
3.A - perhabs take a cabinet full of glasses and line them up by color. make sure all of the fronts are facing out and straight, jeff lewis-style.
4.D - think about what you reach for the most often and make sure it gets a position that's easy to reach
5.C - remove everything and scrub the shelves with soapy water
