In any product endeavor, whether commercial or charitable, the best gauge of success is the response of the users.  In our case, if we were using a five-star rating system, our grade would be a solid five.  Slum families are frequently the victims of cruel scams involving hollow promises about products and services, so to see the promises of Clarity proving real, the word has spread quickly from home to home and to adjacent neighborhoods. 

As Don often says, “If this were a commercial endeavor, the widespread demand for the product we’re already seeing would make it the most successful launch ever.”