Utilizing Seth's local market expertise, we quickly assessed the property's potential.

Expecting a 4 months turn around to put back on the market in Early September. 

If you are planning on buying it with a smaller down payment, that will also increase your mortgage costs as you are borrowing more and also need mortgage insurance.The price of the home (from the seller's perspective) is based on market value and condition, not on whether or not it matches the 1% rule.   

Charleston is such a great market.

Considering their LTV is at market or debatably below market (depending on the asset), if the interest rate or loan terms aren't advantageous, I'd also suggest getting quotes from other lenders.Since you are located in upstate NY, I'd look for local banks.

Were you getting others offers when it was market, and how long has It been on market?

The construction cost is estimated to be around $180,000.Buying a Property in the Midwest: Alternatively, I could take the $180,000 and buy a property (or properties) in the Midwest, where the rental market is more affordable.

Specifically, I would appreciate recommendations on the following:What courses, certifications, or degrees should I pursue to gain a strong understanding of the real estate market?

My thought is I buy a multi-fam (off market preferably) and house hack for 2 years then move south.

Many of the most successful (read as: founders that are worth well into the 9 figures, have survived multiple market cycles, etc) syndicators I know started by working in real estate for other companies.