BP,I am consolidating a loan on 4 properties to 1 commercial loan.  

The plan is to consolidate some bills and purchase another house to flip or use as nightly rental airbnb type.The house is appraised at $250kWould love to hear any and all comments and why or why not to go a certain route.

I was thinking I would consolidate and refinance my loans into a lower interest rate first and then pay down the loans since it'll still take me a few years to pay them off.

Seems they are private money lenders looking for business and I wanted to get feedback on the opportunity they provide (especially with consolidation).

I'm debating whether or not to consolidate the debt from one HELOC (currently at 6.25% APR) to the other which charges less interest (4.75% APR).

This kind of arrangement can be a head ache with 1031 but with a flipping business it can be advantageous to consolidate your activities and provide going concern for finance purposes.You don't need a MA accountant but you do need an accountant familiar with MA.  

With Multi you are right you can consolidate your cost under one roof.  

I would try to consolidate to the employer plan with low fee passive index funds.

Investors and business owners need to consolidate in order to buy up some of this property before prices are too high!

I needed to do a cash out refi in order to consolidate my second loan into my primary loan.