You can issue your own assets on the blockchain now, tie them to fiat and make a p2p money transfer startup. Mastercoin, Counterpartyd, counterwallet.co are an example of what you could create and hire competent crypto engineers so you aren't cleaned out (counterwallet.co makes bold client side security claims yet don't offer browser extensions). Make your asset issuing company as transparent as possible, holding reserves as insurance in bitcoin or with a trusted 3rd party http://www.coindesk.com/new-hong-kong-bitcoin-exchange-offer...
Sell and redeem your asset for local peso deposits in Mexico. The vast diaspora will use their accounts at home to buy the asset then sell them p2p in the US to their community network. Traders all over Mexico can change the asset to cash p2p using your business as guarantee the assets are worth something. No correspondent banks to worry about. Now somebody in the US can load up your version of counterwallet.co, click on p2p trade and buy your asset from somebody local either for cash or bitcoins to send to their family back home or directly to a cash out service in Mexico that just delivers money.
Sell and redeem your asset for local peso deposits in Mexico. The vast diaspora will use their accounts at home to buy the asset then sell them p2p in the US to their community network. Traders all over Mexico can change the asset to cash p2p using your business as guarantee the assets are worth something. No correspondent banks to worry about. Now somebody in the US can load up your version of counterwallet.co, click on p2p trade and buy your asset from somebody local either for cash or bitcoins to send to their family back home or directly to a cash out service in Mexico that just delivers money.