I'm trying to build up enough business credit and cashflow through my rental properties to get a bank to give me a business loan on storage unit facility. 

When I reached out to a lender the other day about pre-qualification and pre-approval, I told her how much money I had in my bank accounts and she said this wouldn't be enough money for the down payment on the price range of properties I was looking at.

Read the Bank Addendum ..

Bank is doing a 80% loan. 

Go to a local bank and ask how you can get a loan for 10k.

I would rather invest into RE then put the money into the bank where you get your .001 interest.

I personally don't know anything about the subject you are asking, but I would say to contact your loan officer and/or the bank you plan to get the credit card from.

Hello all I'm currently in the process of searching for a bank to do my refinance, and figured Id search some advice on here before making any final decisions. 

However, depending on the motivations of the seller, you may find a way to carry some seller financing if you use a local bank or something of that nature.

Should I transfer this cash into a business bank account?