Had some time so I thought I’d post some thing
Trevor, you might like this … a wall board hoist is sure useful:

Makes putting up or taking down a projector, speaker,… a one man job.
[Linked Image from i.postimg.cc]

hosting the frame for the screen
[Linked Image from i.postimg.cc]

The sub panel and some of the electric is in. Currently working on getting the platform ready for the carpet and finishing all the electric. More on this later ….