Awesome deal!! Similar to previous deals mentioned on the site.
Steps -
1) Open the link and stay on the US site. NO VPN required.
2) Follow the steps to activate the voucher
3) Download the TomTom app to your phone. Sign-in to 'TomTom Services' via 'Settings' to confirm subscription for 1 year.
Benefits over apps such Google Maps:
1) Does not require an active internet connection
2) The traffic alerts are more up to the minute (Google's are user generated whereas TomTom's are based on accurate floating car data)
3) TomTom has a more detailed lane guidance system
Why not using FREE Google map?