How to Send a Mobile Check to Happy Hippo (15% OFF!) (For Hippo Packages Greater than $150) We absolutely hate putting customers through hoops, or anything we'd consider as a hassle if we were in your shoes.  A high percentage of Happy Hippo's best customers and friends  prefer Mobile Check  over our traditional Credit Card solutions. (prefer Credit Card? We can still accommodate you. Email us at This email address is being protected from spambots. You need JavaScript enabled to view it. ...