Phone bands explained for dealers: learn why unlocked phones can still fail on carriers due to missing LTE/5G bands, international variants, VoLTE/WiFi Calling support, and carrier certification limits.

T-Mobile eSIM plans starting next week are a clean opportunity for dealers: faster activations, fewer SIM issues, and an easy “switch today” pitch—if the customer’s phone is eSIM-ready and unlocked. Run an eSIM Readiness Check (device model, unlock status, iOS/Android version, dual-SIM needs, number transfer PIN, and Wi‑Fi access in-store). Then sell the real value: same-day activation + Day-One Setup (data transfer, iMessage/FaceTime check, voicemail, 2FA apps) plus an acces