Drywall Finishing-Part 3-12" Box and Troweling

Here is Part 3 of finishing drywall in a house. In this video I use a 12" box for applying mud to the horizontal seam and a trowel to apply mud to the rest of the seams.
The following is Part 1 & 2 if you didn't get a chance to view it yet!:
Part 1- • Taping Drywall With A ...
Part 2- • Drywall finishing-Part...
If you'd like to see a particular process the following times depict what happens at certain points of the video:
1:17-4:41 Pre-Sand and Prep
4:41-8:19 12" Mud Box Explanation and Use
8:19-12:40 Troweling Butt Joints and O.S. Corners
12:40-16:36 I.S. Corners- Angle Box
16:36-17:53 Upper Edge Fill/Skim
17:53-21:13 Outlet Fix