As an online dealer, you must be familiar with the following guidelines
For online vendors:
You may only write to customers of your online shop, if when collecting data the following sentence is has been brought to their attention.
The use of your data for own promotional purposes for similar goods and services is not excluded. You can contradict this use at any time, without any costs arising beyond the basic cost of transmission. "
This means: This sentence must be explicitly and clearly visible on the web page, where the user enters his / her data.
For vendors over marketplaces:
Each product description of your offer must contain the following sentence:
The use of your data for own promotional purposes for similar goods and services is not excluded. You can contradict this use at any time, without any costs arising beyond the basic cost of transmission. "
Moreover, the General Terms and Conditions of the respective marketplaces must be observed.
Note:Sending promotional e-mails to receivers generated via the Ebay marketplace is not permitted by eBay. This violates the General Terms and Conditions of Ebay.
What type of promotional material may be sent?
Only advertisements for own similar goods or services. Example: Purchasers of electronic goods may not receive any e-mails concerning clothing.



