It is a one-time payment: nothing renews and you will not be charged again.They redeem the voucher whenever they like at signoscaracol.com/canjear/en, and the time adds up if they redeem several. If they already pay for a subscription, the voucher is kept until it ends: it never expires.
If you add their email, the voucher is linked to it and we send it to them.If you leave it empty, you get the code(s) and give them yourself.
This option will be available very soon.