Have a phone you love? Get up to $500 when you bring your phone.
$500 via Verizon e-gift card (sent w/in 8 wks). 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..
On a basic phone, I suspect you'll need to delete past events in order to free up memory for future events. Basic calendars tend to have limited capacity (100 events or something like that), so you need to delete events to have room for more.