Your lender probably cannot sell a non owner occupied loan to GSE's right now so they implemented a prepay penalty in a backwards way by requiring the floor of their rate sheet to be two points.

IF you find a hard money lender who will give you a construction loan of $140000 expect monthly payment to be $1440 plus tax, insurance  and costs $10000 to set up and may have a prepayment penalty.

For now I’m seeking knowledge and information about the market and what to expect with a property.

However, it's also conceivable that you could be liable for specific performance (exceedingly RARELY used against a defaulting buyer because it's usually not worth the effort) or other penalties. 

But now I’m considering seeking a partner to buy the land and I’ll buy the prefab.

If I am "guilty/liable" is there penalties for this or is the notice simply considered defective? 

Austin has a ton of software and high-tech jobs AND it also has a ton of young people moving to Austin to seek employment.

Seeking to expand network to close two large deals for 150 houses.

The tradeoff are high prepay penalties. 

Not sure how your state is handling evictions now but most states have a COVID relief fund and maybe this will be the kick in the rear they need to fill out those doc's and seek help.