They really make sure that you absorb the information before you move on to the next section, and then test you on the entire chapter itself.

I'm new to RE investing and have found an interest in Performing and non-performing notes and am currently trying to absorb as much as possible on the subject.

The OP looks young from his avatar photo so probably can absorb the risk if things turn south.  

Alternatively I can see ADUs and basements turned into STRs because the cost of administration and management can be low enough to be absorbed. 

One way you can help reduce your costs is to go with a little bit higher interest rate and let the lender absorb some of your closing costs into the interest rate with their "rebate" or "yield spread".

If the property is a good buy after running the numbers, your tenant(s) will more than absorb this cost for you.

So I ask you @Aj Bowman:  Can your real estate operation absorb, say $4,000 spent yearly traveling (not including other travel expenses)? 

I would think that encapsulation would be substantially cheaper considering there is already paint on the brick, and you won't have as much of the next layer of material absorbed whether it be paint or stucco. 

The Tenant charge is somewhere around $10 - $20 per month, so it's easy for the Tenant to absorb.

The towels absorb the grease and I throw it in the garbage.