While they agreed with my assessment, they couldn’t reverse it as the appraisal was already "in the system."

Managing your budget is basically advertising as needed.

I saw how that proposal is basically her giving me a 0% loan, but at the same time I believe that structure will avoid her taking a large loss (approximately 30k if she accepts a 300k offer).I do not know why she doesnt get a PM, I only share the facts of when she purchased it, the purchase price, and the reasoning she shared with my realtor as to why she is selling after such a short time period.

So you have to create that balance for yourself.I don't think your goals are bad, you are basically living below your means (in an RV) and buying rental properties.

Annual revenue for a small 2bed 2bath cabin is basically the same.

Those would be tricky too, and the properties have to cash flow, but is this basically accurate? 

Start by learning the basics, networking, and analyzing deals.

**Letter of Intent (LOI)**: Though not legally binding, an LOI can outline the basic terms and conditions of a potential deal before the final contracts are drawn up, ensuring that all parties are on the same page.It's always wise to consult with a real estate attorney to ensure that your contracts comply with local laws and protect your interests.

When your rental income is 1.5-2x the mortgage payment - as is typical for highly refined STR strategies - they're basically not concerned about the mortgage payment.

According to Warren Buffet, Fannie and Freddie really failed because of high-leverage risk-taking in the fixed income arbitrage space, saying:“The portfolios are what really got them into the trouble…the managements of Freddie and Fannie tried to juice up the earnings, basically, because the insurance guaranteed that they were given that mortgage.