Yes, absolutely it is.You're better off using specific neighborhoods over zip codes.

Nothing in the lease has anything about subleasing ir listing in airbnb websites or etc.

Any addendum after you sign the assignment agreement will be your responsibility unless specifically stated in the assignment agreement.

There are plenty of other articles that address those types of things but not many that address this topic specifically.  

@Faraz Mog here's the resources, it's their website!

I'm eager to hear about any unconventional methods or creative approaches that could enable me to invest in real estate despite my limitations.Additionally, I'm working on expanding my skill set by taking online courses in game development and gaining experience in website design and app development.

@AJ Cerbo, the pay or quit notice I use specifically states that partial payments are not accepted "except with a WRITTEN payment agreement".

What specific aspects are you most concerned about?

@Mike Lambert agree with many of your points and most specifically with "buyer beware".. 

All we can contribute is to check the HUD website for the certification requirements.