If there was ADU specific financing, that might be attractive (none that I'm aware of?).

There is a sequence you need to follow, you attract attention every day of the week leading up to the open house.

They are attracted to a nice older home near downtown.

I replied to his most recent email that maybe I need to update the bathrooms a bit to be more attractive and asked for contractor references.

I don't know if the profession attracts them, or if it just encourages them to become that way.Hopefully what you had was a lack of communication with this guy, but maybe not. 

It is on 33 acres and has a lot of features that make it attractive for assisted living including views of the Mississippi river valley, 33 acres of land with walking path, indoor pool, beautiful flower beds and landscaping.  

Trust me, they won't call peco because they owe peco thousands.the new inspectors would make a non hands on landlord broke for sure,but again, if you know ways around things,your okay.You have to be like your tenants and know how to work the system and forget about you morals from time to time just like your tenants.Landlords are attracted to Pottstown because of cheap properties, but cheap isn't always good.

Your marketing system must be attractive to the seller where as he's  motivated to sell to you.  

Attractive layouts, graphics, infographics and such help with sharing, natural link building and the overall "Dwell Time" which most certainly has an impact on your SEO.

On the matter of cost, insurance in the OPs example is an attractive and easily accessible option.