In good time before a contract is made, the vendor must provide the following information in clear and understandable language:
When you are contacted by telephone, the person calling you must immediately make it clear that the call has a commercial purpose and tell you the identity of the business that is calling you.
The information listed above – with the exception of the latter three items – must be confirmed in writing or some other permanently accessible way when the contract is being fulfilled, or not later than when the good is handed over, unless the data have already been supplied in a permanent form.
In addition, the following information must be given:
If the transaction involves a service that is performed once by using a telecommunication device and the invoicing party is the supplier of the communication device, no confirmation need be given apart from supplying the street address.