# Customer Data

Make sure the B2C customer can provide the following data in the checkout process:

- Name (Title, First Name(s), Surname)
- Address (Street, Building Number, Postal Code, City, Country)
- Date of Birth
- Telephone Number
- E-mail Address
- Bank Account Owner is the same as Name in Billing Address (only with SEPA Direct Debit or Instalment via Direct Debit)
- IBAN (only with SEPA Direct Debit or Instalment via Direct Debit)


For B2B just:

- disable the date of birth
- enable company Name resp. the PAYONE - parameter company
- enable the PAYONE parameter `add_paydata[vat_id]`