Instructions:Seems straightforward enough - it is only for new users I think.. I have cut and paste the T&Cs below..
Terms and Conditions
If you have more than one parcel the code will be worth up to £10 (inclusive of VAT) off the cheapest item.
If your order comes to over £10 (inclusive of VAT) for a single parcel, the code will cover £10 of the total order value.
This code is only applicable for your first order with Parcel2Go and only one code may be used per customer.
This code is not applicable for any extra compensation beyond the standard compensation included in the initial price.
Not valid with any other offer.
Limited time offer that may be withdrawn at any time.
Age restriction on this service 18+.