He currently owes 6700$ from back rent and just gave me notice about wanting to leave.

First check that the tenant was properly served notice to move. 

I agree the $10 markers are not worth deducting and people will not notice on the walkthrough and it won't hurt your sales price. 

Hey BP,I was wondering if anyone can help answer my question, I was driving to the beach the other day when I noticed these buildings on the intersection of Sunset Highway and Timber Road, This is in Oregon by the way, (heck let me say Portland as well so people with that keyword may be more likely to notice this post) anyhow let me just cut to the chase.

In my leases, since we are at a higher price point, I have that they give 30 days notice along with 2 months rent and they can terminate the lease. 

I noticed it was a good size house with 4 bedrooms, partially updated.

If you run background on them and end up rejecting them, you'll have to send them an Adverse Action notice (FCRA requirement). 

 I know I will have to give my landlord my intent to vacate letter on the first of the month. But does that mean I have that entire month to pack all of my things and move? And when would I plan to do a walkthrough wi...

I noticed on your profile that you are interested in and currently utilizing the BRRRR method.  

I noticed the agent struggled getting the house properly setup on Zillow and didn’t understand what Instagram was.