Cancel new activation

[wireless]

Hello, my aunt just signed up for the Telus fibre internet $89 promo last night. Now she wants to cancel. Is it still possible to cancel the day after without getting penalty fees? She has yet to install any modems or registered her account.

Thanks!

More... (https://forum.telus.com/t5/Internet-Home-Phone/Cancel-new-activation/m-p/123770#M30650)