Even though HELOC are higher than cash out refinances, but it gives investors the flexibility to draw their funds and not having to pay the full balances within x years, depending on the loan program and draw periods.

I have a property that I have rehabbed that is in a D level area that I would want to off load after a time anyways and was wanting to know how everyone goes about doing this.Do you have a contract that says something like "you rent from me for 3 years and then pay 100k over remaining balance of my mortgage"?

I've performed a few 1031's and had to pay initial fees.

You want an accountant who can help you strategize and who is responsive when you want to know the consequences of the financial decisions you are making throughout the year.There are over 20 real estate accountants on this site.

Am I issued some sort of deed after 3 years of paying?

I would strongly advise anyone starting out not to be in a rush to skip steps, but rather to take the time that it takes to save for the first few to learn and pay down "the dumb tax" of figuring out what you don't know. 

When you know the buying process, the neighborhood, and how to find the property on your own, and are ready to buy another property: How can you avoid the 2-3% buyer commission portion going to an agent on an MLS listed property, without having to get your license and pay the costs of having a license?

This is from the revenue.alabama.gov site where the state laws and listings are located. 

Should I save and pay it off quickly or would the money be better in my pocket or in stock market? 

They also pay for title fees.