I think I have strong sales capacity already but I think this will just strengthen it more. 

Strengthen your foundation.  

@Samer Jaber Working with the family can go either way, it can either strengthen your relationship with your brother and/or ruin it all together.

Now that the dollar is strengthening that is going away some.China investors have pulled back a little as of late but Latin america and Denmark along with Australia have strong interest.

I suggest you make the offer that you think would make it a good deal for you and in order to strengthen your offer price you can provide the agent with comps that will justify your price.

The Mayor of L.A recently stated he would like rent control to apply to newer units too .He also recently expanded RSO with more "protections " for tenants .https://www.lamayor.org/mayor-garcetti-continues-tackle-housing-crisis-new-law-strengthening-rent-stabilization-ordinanceIt seems everytime a landlord wants to develop their property the tenants are now suing.. even with the relocation payouts being $6,000 plus per tenant .

That could certainly strengthen your case.Regarding your NTS idea I honestly don't know if that kind of tactic would strengthen your case or not.  

As you grow and a lead investor to commercial and other exotic investments you investor base will strengthen and move with you to new ventures.

My reasoning to offer it was similar to cross collateralization to strengthen the deal for the investor.

I believe I can do all things though Christ Jesus who strengthens me!