Private Money and Cash-Out Refinance Question

[Greg Rutkowski]

Not sure if I am beating a dead horse here but I will shoot from the hip anyway as I couldn't answer my question by reading other discussions...

2 part question.

What is the best way to structure a private loan for a flip-and-hold strategy?

Explanation: My partner and I plan to use private money to buy properties at auction and wholesale. We will use our own money to renovate, and pay back the loan after doing a cash-out refinance when the reno is complete. 

and

What are common channels to use to seek a cash-out refinance? 

Explanation: We have maxed out our conventional lending capabilities and are looking for other channels for longer term financing. i.e. Portfolio loans or umbrella loans.