Yes, this is pretty normal - generally conventional loans like this are super competitive (since everyones essentially offering the same product) so shopping and finding some deals especially with smaller banks and brokers can yield good rates well under the "prevailing headline market rates"

Adding some artwork to help give the place more character - $100-200 on Etsy or Society6 can get you some really unique prints that will help your apartments show well in listing pics and really set them apart from the competition.If you have the space outdoors, the quickest and easiest amenities to add are a fire pit and BBQ grill (or maybe a patio as well, if you're so inclined). 

Essentially the sale came down to this1.

So, the property would essentially be a commercial property now (5+ units) and would essentially have the same use and rights as a traditional 5-unit commercially zoned property.

Your situation sounds like a classic investor's dilemma, and it's great that you're considering all angles before making a move.First off, it's worth considering what the "rip cord" would be for your investment—essentially, what's your financial breaking point where you need to make a decisive move to avoid further losses?

Essentially, you would be putting less down if you can negotiate 6% concession from the seller.

Equilibrium/balance and limits are essential.

This is an essential tool for anyone buying a tenant-occupied property.

You essentially agree to pay the collection agency a negotiated sum in return for their agreement to delete any and all record of the account.

This is true but 1) the problems in LA has extends beyond the city's core and 2) the city's core is essential for the city's reputation, which in LA has nosedived which will make it harder to lure in new companies or even keep ones there which are considering moving.