I do not worry much about "hurried or sloppy work" because it is also in my contract that all work must pass inspection, which may include the city / county (for permitted projects), lender and myself.

I own several in Alabama, including one in Bham.

Building a 4,000-square-foot, three-story duplex with a 1,000-square-foot ADU could cost about $1.83 million, including construction and permits (excluding land).

From my experience, security has been good, there’s plenty of space around the pools and clubhouse area too, so it’s never loud or crowded, and the HOA appears to also cater to a broader more modern and contemporary audience, to include its Canadian, Brazilian and European guests and investors.

Updates include a new septic system, wall-hung boiler with radiant heat, and a remodeled kitchen with new appliances and an island.

Alternatively, if you’re using QuickBooks Online with a plan that includes the "Payments" feature, you can collect rent directly through QuickBooks while staying on top of your bookkeeping

Some of those included those previously mentioned windows.  

He is great with investors and can find deals that cash flow much easier, including some off market stuff.

There's a standard syndication that goes out to sites like Zillow, Redfin etc that is included when it is listed in the MLS; hence why people can find properties from across the country. 

Though at 1525/mth it is projected to cashflow a little less than 100/mth  -- the numbers do not include what I like to call reality numbers (vacancy loss, maintenance, capex reserves).