Fill your Zombie Cafe with Lots of Customers Instantly!

Do you know you can instantly fill your zombie café with lots of customers within seconds? This is how you do it:
When one of your zombie go out and attack and scare off all the customers, don't fret! Instead,  just quickly press the map button, take a deep breath, and click back on your zombie cafe.

BAM! Your cafe will be immediately full of customers again!Using this trick, you can actually don't need to feed your zombies. Just let them go hungry to get more customers. Stay tuned to more cheats =)