After that I refinanced and have used the capital to acquire a total of 38 doors year to date.

There may be fire sales at some unknown date in the future, but if I find a deal that works for my numbers RIGHT NOW, I'll take that over what may or may not happen 1, 2, or 150 years from now. 

Also a little dated and he may have new recommendations now, but I'm sure these are still valid.

Reconciling four different utilities (elec/water/gas/internet) whose bills arrive at four different times and pro-rating all that for different move-in/out dates is a real drag, as is collecting small amounts from multiple housemates.

Two reasons to refinance your HELOCs is the 10 year maturity date and the adjustable rate.

For example if it's wood frame, plaster and lathe, original cast iron plumbing, dated electrical... hard pass, that will be a major money pit.

Is that date still in effect? 

Is there data supporting a date to sell prior to major expenditures that would maximize returns on a rental and selling price?

If you've reached the closing date and the buyer didn't buy, that should be a legally dead contract and you can re-list and move on.

Typical due diligence jargon for multifamily properties includes: - T-12 (Trailing 12 months) Includes the last 12 months of operating expenses & typically any renovations they’ve done to the property - Rent Roll includes all current tenants, lease renewal dates, vacant units, rent owed for each unit, rent collected or not, security deposit info, etc. - OM (Offering Memorandum) The broker will have the OM only if the property is on the market.