The short answer
Activate only the perks you use, avoid duplicate billing, and track what happens when eligibility changes.
Step by step
List the eligible perks shown in the carrier account and compare them with subscriptions you already pay for.
Read the included tier, activation deadline, account-linking rule, and renewal terms before enrolling.
Link an existing streaming account when supported so profiles and watch history remain intact.
Confirm that direct billing or app-store billing stopped after the carrier benefit became active.
Set a reminder to review the perk whenever you change plans or the carrier announces new terms.
Before you finish
Keep screenshots, receipts, chat transcripts, confirmation numbers, and the first bill after a change. Carrier terms and account eligibility can change, so verify the final price and conditions directly before submitting an order.