No sure about that as buyers want to see the finished product and showing them before pictures will often not be well received.That's funny, my wife said the exact same thing about showing them the before pictures. 

At the same time, my market appreciates well so I gain significant value by holding on for the long-term.

The 1st position loan is paid off but has a second position heloc on the home with 50k balance.

Check with your lender first—they may allow it if you personally guarantee the loan.2.

The previous company wanted to do something similar, but our attorney pointed out that this wasn't allowable under Florida law.  

But I need a portal where I can do the following -Customize the tenant application  ( Cozy does not  allow me to customize)- Have tenant Upload Pay stubs, DL, etc. 

Freddie Mac will allow you to finance each property and the Maximum is 10 loans on credit.

.: I haven't passed this past legal review so for what its worth: Part of my standard requirements for everyone include income is at least 3X rent, minimum credit score, say 640, Clean record and no evictions as well as deposit is paid in full at signing of lease and 1st month rent is paid in full prior to handing over the keys.

This would allow you to sell a property you had purchased with the intent of holding for productive investment use. 

I allow adding tenants as long as the existing tenants are in good standing.