I think one of them would be a Subject To agreement from your brother to an LLC/partnership that you and your brother create that would allow the loan to stay in his name but the LLC would operate the property and earn the cash flow. 

Our state has no minimum age requirements for LLC members, so my younger son has been a 2% owner since he was 6 days old. 

Im looking to refinance a Va loan into a commercial loan and to quit claim the deed to my llc.

I am under contract to purchasing a vacation home and I think I need to quit claim the home to my LLC at closing.

Some questions you can ask: -will they hold a mortgage in an LLC, what is the seasoning (they may require you hold the property for 6 months before you refinance), make sure there are no prepayment penalties.Hope this helps

She really understands all aspects of investment homes, how we hold title them and hold them in LLC's or Trusts etc.

We don’t know any PMCs to recommend in the area mentioned, but since selecting the wrong PMC is usually more harmful than selecting a bad tenant, you might want to read our series about “How to Screen a PMC Better than a Tenant”:https://www.biggerpockets.com/member-blogs/3094/91877-how-to-screen-a-pmc-better-than-a-tenant-part-1-services-and-processesWe recommend you get management contracts from several PMCs and compare the services they cover and, more importantly, what they each DO NOT cover.

Has anyone had any success opening a Series LLC account anywhere?

These loans are usually to an LLC not a person, you wont be limited to how many you can hold.   

Just an LLC to start a bouncy house rental business first since I don’t have funding right now to start real estate projects such as a frame alternative structures.