For instance a bathroom needs a bright white like with a 4000K+ color bulb and not a dim 2400 or 2700K bulb.

Three drive by shootings that lit up my windows and front door, a big swat team bust, over 15 times the cops had to come out to deal with tenants and an eviction during the moratorium, I got them out.

Just clean it (basement), maybe paint the floor and make sure it is well lit, but going beyond that is probably not worth it. 

The seller could easily refuse to go through with the sale for a ton of different reasons, and then you're stuck with the only recourse being expensive and time-consuming litigation in front of a judge that might have a dim view of lease-options anyway.Are you sure you can't get a rehab loan with an investor-centric local bank like River City Bank?

The phone lit up and had 7 showings the first day.

I've tried dimming the brightness to get more contrast but no luck.  

If you are self managing I have some Classics of Landlord Lit in a blog posts (all should be free at the area libraries)... 

It's what I've always wanted to do anyway, but now I actually have a bit of a fire lit under my butt to make it happen sooner rather than later!

Our children know nothing else but being able to walk just a few feet from our door to buy dim sum, a burrito or an ice cream.

It just gives the building that extra "pop", that many owners overlook.Make sure common areas are brightly lit.....ALWAYS - I have looked at 50 buildings this year and literally saw about 45 of them that lacked good lighting in the hallways.