Thus my rates can be low.And I seller fiance a lot of the properties I own as I can make more from a seller financed note than if I were to get that sales price in cash and put it in the bank.The 'catch' to properties I'd loan are the loan has to be at least $500k. 

Last week I got incorrect AND missed deals on sales comps. the response i get from reonomy is that " research will look into it and that is that.

Same for any tax strategy that deals with capital gains, including installment sales and 1031 exchanges: they apply to rentals, not to flips.Despite the fact that you cannot put the entire amount into a retirement account, what would be the point of it even if you could?

For the condo mapping plan, its likely part of your closing documents . . . if you can't locate it, consider reaching out to the title company that prepared your file for the sale. 

Tax sales are MESSY processes not well suited for a novice.

After setting up the LLC using a website like Incfile, I would need a lawyer to go over the purchase and sale agreement, affidavit, and the assignment.

Depending on the type of commercial product, if the #'s support the valuations there are regional banks that will fund the deal.

That business has to show a sale and still show income for the period of ownership if they received any income even as a business.

But in this case, all the proceeds of the sale of the first property go to you, and you are able to bring the entire proceeds of the sale as a down payment on the second property.

A maybe for non owner conventional with big down payment.A bank statement loan is a NONQM product.