Law and data protection
BGB
Abbreviation for Bürgerliches Gesetzbuch
In short and in plain language
The BGB is the main German law for private law.
It covers things like sales contracts. Contracts made at a distance are part of it too.
It sets out how a contract is made. It also covers withdrawal and warranty.
What applies in your case is a matter for legal advice.
Definition
The BGB is the German Civil Code, the central German law for private law, for example for purchase contracts and distance contracts. It governs contract formation, withdrawal and warranty, among other things. What applies in an individual case is a matter for legal advice.