The issue with this is your credit score will likely go down while you wait for the funds to season if you have more  or less maxed out your credit limits, which lowers your scores.3.

You won't make any money because you will be starting into an endeavor with the wrong mind set. 

People set fires because they trigger A LOT of insurance money.

We’ll have a realtor on the team and set up systems for the contractor team to provide us with video and picture updates. 

I did set those up, but I can’t attend to guests full time anymore.

I think it is worth setting up a meeting with a few companies specializing in real estate and seeing if there potential for savings. 

Note ADUs in most jurisdictions are limited to the smaller of 1200’ or 50% of existing unit.So adding an ADU is allowed but it may have to be the new unit, may be limited to 1200’ (or 50% of existing unit), can have a kitchen, and the new unit and/or existing unit can be rented.  

You can probably get a bank account set up that will allows your tenants to make rent deposits. 

Rents will be higher (unless they set some rent cap) because Landlords will raise rents when possible to prolong the need for any increases on current Tenants to avoid the 90 day rule.

Quote from @Jay Dave: Any time you require a response, set a deadline and have a consequence if they fail.