There are a bunch of different figures associated with this decision, such as new interest rate, old interest rate, cash flow of new property etc, but I'm having a hard time getting my mind around how to analyze the decision mathematically.  

Of course, for some they would not want to do anything different than what they already are doing.

However, they can sometimes be higher due to the additional risk taken on by the lender.With a hard money loan, you typically make interest-only payments during the loan term.No, you wouldn't owe any more interest beyond what has already accrued if you finish the project in 3 months and pay off the hard money loan earlyIt's great that you're exploring different strategies for your real estate investments!

Being a Navy public affairs officer and moving often sounds like a unique challenge, but it also gives you the chance to explore and invest in different markets.

The expense tracker, reports and rental sheets (useful if you are planning to do the BRRRR method and need to calculate 2 different sets of loans).I used to have my own custom spreadsheets that I built but this one does everything mine did plus much more. 

Dan your market/assets/tenants are on a totally different level than a good majority of the rest of the country. 

An LLC is always best, its going to work for multiple different finance options. 

If it's a larger organization, feel free to inquire about their different staff qualifications.2.

Market Complexity in Different CitiesReal estate markets can vary significantly between different cities and regions in Germany.

Each state might have different process.