Many of the expenses you've factored in feel like they need to be doubled or tripled, specifically vacancy, cap ex, repairs and management. 

(Self-directed IRA)Commercial or residential real estate with a triple net lease.

Would really appreciate any advice.The quote is from WindowRama for total (7) windows, among which(5) windows: 5'-5" (H) x 2'-6"(1) window: 3'-5" (H) x 1'-8"(1) triple unit: 5'-3" (H) x 7'-8" There are five product options, the price includes material and labor:MARVIN ULTIMATE CLAD – ALUMINUM EXTERIORS & WOOD INTERIORS TOTAL: $17,550MARVIN INTEGRITY – FIBERGLASS EXTERIORS & INTERIORS TOTAL: $11,760ANDERSEN E-SERIES – ALUMINUM EXTERIORS & WOOD INTERIORS TOTAL: $13,150ANDERSEN 100 SERIES – FIBERGLASS EXTERIORS & INTERIORS TOTAL: $9,270UNITED 8000 SERIES – VINYL EXTERIORS & INTERIORS TOTAL: $9,840More detials:Supply & install new windows throughout 6th floor apartment.

I knew how much the owner owed and that they were on the verge of foreclosure, so we offered the amount owed and were able to steal this one that has more than tripled in value.

All I'm saying is this, your income is triple or quadruple to hers, along as she's paying the late fee, let her pay on the 6th.

House prices went up and when I sold it, the price had almost tripled. 

Why pay double or triple the rate for a what if.

[If you are doing a more sustainable approach then triple your budget for MEP/HVAC as it is a more complex system to have a self-sufficient system.] 2- Foundation details as mentioned above. 3- Soft Cost: Architecture & Engineering cost for permitting, filings, inspections, etc.

Triple wide?

Would really appreciate any advice.The quote is from WindowRama for total (7) windows, among which(5) windows: 5'-5" (H) x 2'-6"(1) window: 3'-5" (H) x 1'-8"(1) triple unit: 5'-3" (H) x 7'-8" There are five product options, the price includes material and labor:MARVIN ULTIMATE CLAD – ALUMINUM EXTERIORS & WOOD INTERIORS TOTAL: $17,550MARVIN INTEGRITY – FIBERGLASS EXTERIORS & INTERIORS TOTAL: $11,760ANDERSEN E-SERIES – ALUMINUM EXTERIORS & WOOD INTERIORS TOTAL: $13,150ANDERSEN 100 SERIES – FIBERGLASS EXTERIORS & INTERIORS TOTAL: $9,270UNITED 8000 SERIES – VINYL EXTERIORS & INTERIORS TOTAL: $9,840More detials:Supply & install new windows throughout 6th floor apartment.