4. Plastic on the floor
5. Tape on everything
7. Total disruption of life since kids can't be running up and down the hall with messy hands.
8. Painting (the physical act of making a total mess)
9. Opening windows and turning off the A/C on a day with 103℉ temperatures and about 97% humidity. (I may be exaggerating on this one a tiny bit.)
10. Having no clue about what I'm doing.