Banks like proof the funds were in a bank well before closing. 

Labor, supply chain (we are on an island) and red tape: from offers and closing, to funding to permits.  

Do you use your own cash or do you have a lender or investor funding your deals?

I have used them to fund a flip and I would absolutely not use them again.

we did the first 3 in a 18 month period we used internal funds so no debt.. these were 350k to 400k all in projects.. so U need cash to be a spec builder or you need investors if you dont have cash..

From what I've learned it seems that a HELOC is probably the easiest way to gain funding but at the same time it comes with risks if the flip isn't successful. 

Focus on areas with strong rental demand, like Broad Ripple, Fountain Square, or near universities like Butler and IUPUI.Maintenance Costs: Indiana weather can be tough on properties, so budget for seasonal maintenance like snow removal and HVAC servicing.Additional AdviceKeep an Emergency Fund: Unexpected repairs or vacancies can arise, so having 3-6 months of expenses saved will help you weather any surprises.Build a Reliable Team: I have lists of contractors, handymen, cleaners and property managers if you'd like me to send.Good luck with your property and future expansion!

You have numerous funding options so pick your poison.

For a BRRRR if you are using debt most people will use some sort of hard money to purchase and a construction loan to fund rehab (unless you use cash).

Any other expenses are using up funds that would otherwise be sitting in your checking account to make a mortgage payment with.