And the rates are coming down, wait for a better sale price when is completed.

Mechanically speaking, that whole process is what a title company provides, and it definitely simplifies things (and generally provides better assurance of a good outcome) to use a title company whenever possibly. 

Now, I can't pick for you, but consider what suits your budget and lifestyle better.

Other than lending limitations, I can't think of any cons - always better to have clean, segregated bookkeeping and general separation between what is "business" vs. what is personal.

A 3% mortgage today sells at a steep discount on the secondary market if someone wants their money out of itCheck Silicon Valley bank as an example.Also mortgages are depreciating assets and most investors are better off selling and putting the money in a growth investment.

If it is me, it is ok but I want to know a better verbiage to fix my lease term so that there is no mis-understanding. 

You're telling new investor to take an out of state flip over just finding a better deal in his own market?

No one metric is better than the other.How much money will I make from this investment?

With rate-term, you will be able to get much better rates than with a cash-out.

I can't believe that you are much better than I am!