I just want to know if I could legally be the selling agent  and earn the commission legally without ttheir consent that I am the selling agentThanks

The tenant has been authorized to continue renting by the contract so it is not a tenancy of sufferance because the landlord has consented to allow this month to month extension. 

it all depends on the tax deed purchase program. 1031 exchange purchase requires seller to sign certain docs consenting to 1031 exchange.

Do you want to require unanimous consent for certain actions or transactions involving a certain dollar amount? 

For individuals who have used a low fee custodian, what kinds of issues have prevented custodians from providing consent to the owner?

If the first-lien mortgagee does not consent to the second lien, you are technically in breach of the language by getting a second lien mortgage.

(b) The information referenced in paragraph (a) must not be entered into any shared database or provided to any person or entity but may be used when required as evidence in an eviction proceeding, action for unpaid rent or damages arising out of the tenancy, claims under section 504B.178, with the consent of the tenant, or as otherwise required by law.Subd. 3.Liability for rent; termination of tenancy.

I have a separate document that goes into more detail but this is the basics.(1) Tenant may not assign this lease or sublet the Unit without Landlord’s written consent.

You can let them stay the month and get a consent judgment to hold in escrow if they don't vacate, but not sure of the rules in your state, you would have to check with a local attorney. 

Cannot paint walls without consent or it will result in a $5,000 fine.13.