I have listened to about 40 episodes of bigger pockets rookie and regular episodes.

Im fortunate with my W2 job (as a union carpenter), where I can listen to podcast basically all day, so bigger pockets rookie has been my life blood.... so I'm learning as much as I possibly can...

Not sure what state you are, but here your lease wouldn't be "void"  Anything that conflicts with the code would be (landlord-tenant code supersedes leases in DE anyway)I would just say you had them sign an older version of your lease in error and need them on the current one.

Hello,I am a rookie investor looking for guidance.  

Looking to get my foot in the door investing in real estate through multiple channels. I currently don't have much experience but I'm always looking to learn! 

Hello all, I am coming to the end of the lease with my first tenant in a duplex that I'm living in, and plan on not renewing the current tenant's lease for various reasons. What is the best way to give notice and what...

Most loan packages include something you sign that says that you will cooperate with them to correct any technical errors like this and I believe it also includes the ability for them to sign for you if you don't but obviously they prefer to have clean paperwork where you have signed it. 

Unless there is an obvious error, you will likely be fighting an uphill battle.  

Also see if you can pull up rental  and sold comps in the area using Zillow and Redfin and you have to give a   margin of error in their estimates and see if property appreciation is there for that area in case you are thinking of building equity.

Podcasts like BiggerPockets Podcast and Real Estate Rookie Podcast offer actionable advice and strategies.