Activating a CasHlib Card key is really simple, just follow those steps:
When you present a valid CASHlib voucher code for payment at a Participating Merchant website or on the CASHlib website, CASHlib provides an online validation of the code enabling your payment to be confirmed. If the value of your CASHlib voucher code is greater than the transaction you are using it to pay for vouchers, simply enter each PIN one at a time when paying to use their combined value. This is also the best way to use up any remaining balance.
The key is not working
If you have activated the key according to the guide but the code appears not to work, please check what type of error message you receive and depending on it follow the appropriate instructions: