You need a pretty wide driveway in addition to the homes.

You can select the others. 

You really have to know what you're buying at the foreclosure sale....otherwise you can get stuck....https://www.bizpacreview.com/2019/06/16/guy-thinks-hes-buying-9100-villa-at-county-auction-hes-stuck-with-a-foot-wide-strip-of-land-765474

I 'cast a wide net' at first.

Lorenzo,Look into a lender that will allow you to use the paid for properties to cross collateralize your new investment property selections. 

You often will have to anticipate and include in your contract how to handle a wide array of issues such as: disputes, unwinds and terminations, dissociations, contributions etc.. 

You're only as strong as your weakest link ... select your partners wisely. 

There are two duplexes in particular that will show you the wide range of the spectrum.

Chicago also has an ADU pilot program currently going in select neighborhoods so google that as well. 

(Robert Carmody with Re/Max Select) I've been representing buyers, sellers and investors for approximately 17 years in the greater Albuquerque & Rio Rancho areas, as well as some sales in the Santa Fe area also.