You can do a duplex though, which might not be a bad idea.With your credit score, conventional might be a good choice, you only need 5% down for 2-4 units if you live in one. 

The best scenario for the buyer buying subject to is to have enough money and good enough credit to qualify for a new loan at current rates should the due on sale clause be invoked by the lender  

I wasn’t late on one credit card payment.

Tell the lender you want a construction loan online of credit.  

That way, you might preserve some of your monthly profit while still knocking out that line of credit.

The credit unions tend to have lower fees and offer solid business products.

Quote from @Charles Fay: Hello all, first time posting and wanted to ask for your advice.currently in the military awaiting a 9-12 deployment within the next 6 months.I will have ~150k savings after deployment, 85k before, with no debt, payments or anything other than basic bills, 750+ credit.

There's a few different ways to focus on a lower rate such as with house hacking and making the investment your primary residence, requesting a significant closing credit from the sellers for standard rate buy-downs (which I've had great success with recently), or utilizing lenders who offer short term rate lowering solutions such as 2-1 rate buy downs (again, ideally paid for by the sellers).

We are able to demonstrate seemingly everything that the credit card company is asking for - the reservation details, the fact that the guest accepted our terms and conditions, and timestamps for all, including IP address.However, the credit card companies are taking it one step further now. 

Several options you can explore to get the down payment capital: Solo401k; HELOC on personal residence or from equity of the SFR; Cash Value Life Insurance Policy; Business Credit; Private Lenders, to name a few.