I am looking to refinance an existing HELOC to increase the line of credit. The home has a 27 year old but still working furnace. Will I get dinged on the appraisal enough to make it worth changing the furnace ahead o...

This was a conventional loan then refinanced to a 15 year conventional

So you should at least see if the cost of refinancing makes sense for you. 

I would wait until I do the refinancing to quit my job, and for the next refinincing I would use DSCR loans.Has anyone done that or is doing that?

BRRRR deals are great because you'll see the most value in those deals by buying distressed properties and renovating them and refinancing.

The purchase was $375,000 and the rest was used for renovations.My cost bases in the building will be around $740,000.I refinanced the building with a $900,000 loan.I have an offer on the building of $1,400,000Total capital gains would be about $660,000So, my question is after selling the property (for easy math) lets say I walk away with $500,000 after paying off the bank loan.

The BRRRR strategy recycles cash quickly and builds a portfolio by buying, rehabming, renting, refinancing, and repeating properties.

Further, at $3 million the borrower probably could have refinanced and paid off Peerstreet, but nobody was interested in making a new $5 million loan.  

With the expectation of entering a rate-cutting cycle, there’s potential for more favorable refinancing options as rates decrease.- Valuation Improvement: Allowing time for property valuations to improve as interest rates drop.Budget ConsiderationsIt's crucial to budget adequately to navigate projects to a safe point, typically requiring an 18-24 month budget.

Bought the 3 unit for 95k in 2019, renovated and refinanced end of 2019 and pulled 80% of cash out.