This year we've used a lot of medical lending programs, preferred Jumbo and concessions or buy downs.

By way of background, I have been working as a Medical Device Sales Representative specializing in orthopedics and total joints with Johnson & Johnson | DePuy Synthes.

I house hack in Reston, VA by renting a room in my condo to traveling medical professionals.

This is the program: About Good Neighbor Next DoorLaw enforcement officers, pre-Kindergarten through 12th grade teachers, firefighters and emergency medical technicians can contribute to community revitalization while becoming homeowners through HUD's Good Neighbor Next Door Sales Program.

I have multiple MTRs and I started filling them with medical professionals I was working with when I first started. 

I'm determined to increase my income so I can invest in multifamily real estate, but I'm hitting roadblocks due to various limitations.First off, I'm the primary caregiver for my father, and his ongoing medical expenses are a significant financial responsibility.

If so, I work in the medical field and would be able to jump on some travel jobs to show proof of employment for the new state. 

 - if you sell, your gains are tax exempt to a limit as long as you have resided in the property for at least 2 of the last 5 years. 

Heights, Medical District, Museum District, etc.?

The 1031 exchange is only for investment property to investment property.In your mom's case, she probably qualifies for the primary residence exemption and the first $250K of profit in her sale would be tax free.