Your challenges unfortunately are not that uncommon.   

It would make lobbyists jobs more challenging. ;-)But regarding the D.C. market From old "legacy news" station: (so, I can't be sure of it's accuracy)"President Donald Trump’s moves to fire thousands of federal government workers have coincided with a surge in jobless claims in Washington, D.C., that could get worse as the efforts intensify.Since Trump has taken office, nearly 4,000 workers in the city have filed for unemployment insurance as part of a surge that began at the start of the new year, according to Labor Department figures not adjusted for seasonal factors."

Laws, taxes, insurance, adventure, new challenge, grow skills, etc. 

Large apartment complexes flooded the market with inventory and are offering crazy incentives and amenities that crush the small landlord which can make finding a tenant challenging and often for less than market rent. 

As someone relatively young, obtaining a conventional loan has proven challenging for me.

Challenges?

If you do, you should expect a very aggressive challenge by the IRS.At $350K of combined value it might be worth the cost to get a segregation study if you intend to keep these a long time.

I think the 0% origination will be challenge.

In my search, I've noticed that many positions require proficiency in Yardi.I've been actively looking for effective ways to learn Yardi, but it seems challenging to find suitable training or courses online.

There will be moments when challenges feel insurmountable—deals that fall apart, difficult contractors, financial struggles—but the only way to succeed is to persevere.