Most lenders here on BP will do value add loans on 1-4 units.

How would you go about valuing the land for a fair offer price?

Long story short, gives you a lot of options and depending on a value add play and negotiations, it won't take as much money up front that could be used for renovations.

The Chicago-area 1-4 units that I have worked on recently for clients have done very well on their appraised values.

Price your apartment effectively so that it reflects market value. 2.

I bought it for $165K in late 2021 & current market value is about $185K.

However, I still have not utilize everything this platform has to offer there is some much value here!

"low balling" doesn't necessary meet those standards.The way that realtor's generally have to work is provide the seller the true and accurate comps (market value) as well as expressing to them that you could also buy it at a discount but buy it fast, no repairs, etc (all the other stuff wholesalers say/provide).

Hello, I would like to know whether paying all cash for a SFR in a class A+++ neighborhood is a good investment if I can get it below market value? 

No real different in buying off the mls vs TK in terms of being priced at market value.