What changes did others incorporate into their leases that were influenced by this years tenant interactions? 

These modifications are carefully crafted to incorporate ADUs seamlessly, aiming for a delicate balance between increased urban density and sustained neighborhood character.

I understand that with traditional mortgages, it is unlikely to receive lending that incorporates speculative renovation costs.

I don't know about your state but mine (TN) has a lookup tool that will show you the agent's original license date, the brokerage incorporation date, etc. 

So far I got only individuals with a rent limit of 1200-1600is it  common to let  2 - 3 individuals who don't know each other rent the house?

I've used to it myself to analyze all of the 35 units I bought over the last few years and personally talked to 100's of other investors who've analyzed and closed on great deals using it.I'd love for you to actually try it and would be happy to receive and incorporate any feedback you have into future releases.

I've incorporated the following assumptions across all my deals,1.

How did you incorporate the funding fee PLUS the closing costs?

I do see many investors incorporating a similar strategy with new construction builds, heavy rehabs, or in instances where the property was bought far below market value (usually a wholesale type transaction).

I'm a big fan of value-add opportunities, whether it's buying something currently undervalued & fixing it up to my standards, or buying something that has additional income opportunities that have yet to be incorporated.