Get a $100 Cricket Shopping Card When you switch by December 6. Buy any smartphone or byo device and qualify so long as you Port a number in and pay 2 month's service with a minimum of their $40 plan.
Card is good for use only in stores or on cricketwireless.com for paying your bill or shopping for phones/accessories.
Details here: https://www.cricketwireless.com/black-friday-deals.html
They're also doing a bunch of smartphones for $0 after mail in rebate; moto e is $49.99 with a $50 rebate.
With the $5 auto-pay discount you're looking at 3-4 months of free service for the $100 Cricket prepaid card and selling the Moto e.
If you know someone with cricket there's a referral program for $25 more in credits pushing it even more into the black.
Especially good for those who live in areas with high cell taxes; Cricket includes all taxes in their plan price. the $40 plan is $40 flat, and $35 flat if you have auto-pay.