The JOBS act allowed people to advertise (it was a federal crime before).  

What is the going rate for a 3 bedroom detached?

However, this can be contrasted to a considerably lower rate in those segments with college degrees and further educational attainment, which is supported by lower median income of $34,748 in 28301 and $54,444 in 28304 compared to $66,778 in 28305 and $61,053 in 28306.

You are heading in the right direction to get the financing options laid out and then find the deal so you can pull the trigger for the right one.As far as HML options be sure you get all the details before signing anything . . interest rate, payment terms, what if you need to extend, points up front, etc

Unless you are an experienced builder, securing a bank loan can be difficult, and hard money loans often have high interest rates, which can become costly if your project faces delays.

These typically have higher rates and require anywhere from 20-30% down, which is better than the 50% that you mentioned.

Wait for the intrest rates to drop a little?

Anything lower than 6 would be an indicator for higher-than-normal home price appreciation in the next 6-12 months.This is why even as interest rates increased at the fastest rate in 40+ years in 2023 and have stayed at that level, home prices have continued to appreciate.The media has been calling for a real estate crash for a while now and it hasn't happened and most people can't figure out why. 

A good way to generate income in Huntsville is through multi-family unit investments, which could result in high occupancy rates and consistent rental income due to the city's thriving economy and expanding population.

Apply a cap rate roughly 2 points higher than mobile home parks.