This implies residential units can be built at lower costs and provide better return than building a single ADU.11) adding an ADU to SFH can make the SFH fall under rent control.

I told her that I need proof of liquid funds sufficient to cover 25% of the purchase price and to provide proof of that.  

I believe it will be enlightening and will provide some clarity to my post.By the way I am retired on RE investing (actually i have made enough money in 3 different sources for most people to retire on any one of them). 

I interpretttev @Alan Asriants statement different than you but agree it is not clear   He could be indicating pools, basements, sunrooms do not provide a means for an extra tenant.  

I'm Pratik Patel, a healthcare professional excited to join the BiggerPockets community.

I can provide support of checking in on contractors, staging rental properties, walk potential leads to give you an idea of the property in person or what the area is like, meeting with agents, and drafting scope of work for projects. 

I still am on the lists of all the major wholesalers and still show up to showings occasionally on properties that might have enough margin for me but have not purchased recently from a wholesaler.Just like Adrien says, they provide a service of marketing and negotiating contracts for you.

It is a small town, definitely a tertiary market right now, but that is where opportunity is going to be found.I think LTR, in the right location, can provide enough revenue annually to cover all holding and leverage costs while the resident pays down the principle and the demand in the city sustains slow and steady appreciation. 

My conclusion is that take the provided ROI calculations from REI as purely estimates.

But be prepared because you are probably dealing with a professional tenant.