# Completeness Check

Introduction

- During the completeness check, the contact data are checked on syntactic correctness.
- The check is conducted exclusively for contact CREATE and contact UPDATE requests.
- Prior to the check, superfluous blanks are deleted:

- All blank spaces before the first and after the last string are deleted.
- Only one blank space is permitted between the strings, all further blank spaces are deleted.

Overview

Table Contact Data Checks, overview of all checks with examples