Follow these steps:
1) Download coupons.com app on your android smartphone
2) register with your info
2) Add free bananas, $3 off HAM and $0.50 off rebate from walmart store from the app
3) go to walmart and purchase bananas,ham and milk(bananas upto $1.50, ham upto $3)
4) submit your receipt to the app
you will get your rebate within 48 hours.
PS: you need paypal to get your rebate.