Does GGB find franchises to buy or restaurant sites to lease?

No. GGB does not broker property and does not source franchises, because a party paid by the sale has an interest in the sale. What GGB does is read the deal you are considering — the fee stack, the unit economics at the actual rent, the transferability of the system — so the decision is yours and the numbers are honest.

From Buying a Franchise vs Building a Concept in the UAE: The Questions a Franchise-Sourcing Agent Will Not Ask You — the full reading, with the method behind this answer.