"Once you have won the game, it's okay to stop playing it."

Many investors also don't/can't add value and, therefore, can't absorb the correction and generate a positive return.My comments are geared more towards cash flow than market value plays.

Third-party sites play fast and loose with your data. 

I’d say it depends on the strike price:A- basically turnkey, pay out the nose, appreciation play, break even or negative cashflow B- “cosmetic “, still low equity, some or no cashflowC- “needs work”, some equity but if it’s SFR not that sexy, .8-1.3% cashflow D- distressed, equity gets eaten up in repair but might get 1.3-1.5%You have to take into account any financial motivators, liens, concessions, the neighborhood, schools, taxes....Find the best value in an emerging market.

(first contact, booking tour, deposit, etc)What data do you capture & what data would you like to capture in an ideal world?

The ideal situation will do it as homeowner builder instead of getting a contractor. 

Ideally, the Post Office keeps leasing it as a Post Office. 

If you caused it (or it’s a pre-existing condition) you would have to fix it, or you are playing with the doctrine of unjust enrichment and some unneeded liability.

Great Boston is still ideal from the distance point of view, but the inventory is almost nil, crazy-priced and mostly antic.Deliver at least 5% ROI yearly after all expenses (taxes, management, insurance etc.)

Ideally, in a BRRRR strategy, goal is pull as much cash out as possible, or even have no cash invested at all after the refi, but since this deal may require keeping some of my capital engaged, not a perfect BRRRR strategy, but still offers a good ROI from an "equity gain" perspective and also from a cash-on-cash flow perspective ($350+ per month).