To enable you, to accept credit cards as means of payment, youll need a merchant acceptance agreement of a bank with acquiring license of the credit card organization (Master Card and Visa).
Beyond the required contract documents, the regulations of the credit card organizations regarding contents and appearance of the Shop will have to be taken care of.
inatec as partner to the banks takes care of all contractual things and is your suppport to cover all requirements in your Web Shop.

That is "Full-Service" as per inatec!