The loan amount will typically be determined by appraisal (LTV - loan to value ratio) - but your qualification will also be based on other metrics like you mentioned - DSCR ratio, FICO and some other factors. 

My experience indicates that solid due diligence upfront on the economics is the critical factor, the tax aspects often take care of themselves with only modest planning.

Bigger Pockets is a great place to learn and connect with fellow investors.What was the key factor that helped you make the decision to invest OOS? 

If the house is listed as-is, there won’t be much room for negotiation (ie. seller concessions/credits), but you can offer a price that factors in the rehab components.

The critical factor is whether the property owner can demonstrate that the sale or settlement was made under the threat or imminence of condemnation.

@Jay HinrichsAgreeMany use their primary residence appreciation as a factor which cannot be taken into consideration.

It's going to be different for everyone based on their skill set, property, renters, and other factors.

Anything smaller may not attract larger investors or offer the economies of scale needed for profitability.Design Style: BTR developments often consist of attached townhomes, usually with features like garages and a more upscale design to appeal to renters looking for something between an apartment and a single-family home.Location Factors: The success of your development depends heavily on location.

Now some choose to do it with TK companies and give up the control factor that you have with your investments.

Oil prices remain a huge X factor, and housing prices (at least with respect to rents) are being held back by the most supply EVER being built and coming online here in 2024.