Let's face it - the seller selected the tenants and if you buy the property with the existing tenants, you're stuck on doing anything until lease end as the tenants have an enforceable lease.

City enforcement is cracking down on permit issues but we still pull permits for all our renovations.

Notes can vary in language and thus have some degree of variance in legal enforcement but there are uniform state and federal bodies of law surrounding those ideas.  

No one enforced boundaries so they made sure to use it. 

How do I make it a legally, enforceable document?

They are current on the law and enforce it.

If you threaten a member of law enforcement with a knife and resist this is really the best possible outcome where the officer goes home to their family and a violent criminal is off the streets permanently. 

Doing this work without permits can also get you "caught" by city enforcement.

However, you've failed to uphold this verbal agreement so I am now enforcing the written agreement, effective immediately.

Shortly after the lawsuit was filed, a preliminary injunction was issued enjoining the City of Bedford from enforcing the point of sale ordinance.