You can also meet other industry professionals like loan officers and real estate agents that can give you market specific real-world advice.

A 401K loan would probably be your best bet since any interest you pay on the loan usually goes back into your 401K account so it's essentially interest-free.If that's not an option here's an interesting article about different funding options using retirement accounts: https://www.moneycrashers.com/401k-ira-withdrawal-...I'm not a tax or accounting professional and you should probably talk to one to get the best mitigation of potential tax liabilities.

You'll have chances to put what you've learned into practice and work with other real estate professionals as your real estate career develops.

As that will at least help folks that you reach out to know that you are a real person, with a picture and professional bio.

And of course, being the "guru" he makes the most dangerous assumptions that "guru"s have, they know it all.

I recommend discussing these options with your husband and possibly a financial advisor to determine the best course of action for your situation. 

Of course, this will always be the case.

I also recommend you consider looking at a professional property manager that can protect you from these mistakes and maybe even put more money in your pocket.

Traveling professionals are typically going to use a site like FF or Airbnb.

From the sounds of it you are probably barely over breaking even on this and would stand better selling and using the proceeds, but that is specific to your market of course whether better properties are available or not.