We're looking for investors with 'pockets' that are deep enough to pay for the project. [=investors with enough money to pay for the project]
People 'vote their pocketbooks'. [=people vote according to how a candidate or issue will affect their financial situation]
It turned out that they had 'pocketed' [='stolen'] most of the money that was supposed to go to victims of the fire.
(..) l hope he's listening to this. We've been fighting a long time... ...and we have all lost so very much, so many loved ones gone. But you are not alone. There are pockets of Resistance all around the planet. We are at the brink. Do you wanna see a magic trick? Hold that up. Press the button. (..)2009 Terminator Salvation