Have a phone you love? Get up to $500 when you switch and bring your phone.
Up to $500 via Verizon e-gift card (sent w/in 8 wks). Port-in & activation of 4G LTE/5G phone on select Unlimited plans req’d. Line must remain active for 45 days. $500 charge back if service cancelled w/in 12 mos or eligibility req's are no longer met. See vzw.com/bring-your-own-device for details.
I'd say go int to Settings and turn off App Background Refresh for apps you don't need refreshing themselves, turn off location services for apps that don't need your location. This article provides a lot of good tips on how to save data.