If you do have a list, I'd love to be added :)  My brother is my partner and lives in the area and I'm back and forth between KC and NY quite a bit - would love to connect!

It is possible to structure a revolving capital facility where assets can be added and subtracted as collateral to said line.  

Plus you will lose time, which is worse than losing money.A good GC should be adding 25% to his Sub's bids in order to actually get  a 20% mark-up.

Better products might use ceramic beads.

(3) In case the answer to (2) is no and I don't need to 1099 contractors: Can contractor costs still be added to my cost basis to increase depreciation accordingly?

We replaced windows, int & ext doors, added drywall to ext walls, added beaded paneling to ceiling, new kit cabs & tops, new appliances, everything new in bathroom, and moved some doors to utilize space better.

Unless there is some value to be added by the people you tell about your choice of becoming financially free, I wouldn't.

Living for free (rent by the room strategy) and saving capital to build a LARGE detached 1200 sq ft ADU 4bed 4 bath in the backyard.Current ADU build will be converted into a JADU in accordance with the (I will be adding another bedroom to increase the rent from $1800 to $2200).

A financing contingency would be added protection for you but if you have a serious buyer, it shouldn't be a problem.

Have a bunk bead for the kids.We have a 6 bedroom cabin and one room is set up for kids with 2 sets of bunk beds.