Defining a sales manager Sales managers are linked to the quotation header and perform different activities such as quotation approval. Open 'Sales Manager. Open' (QUS150). To create the record, specify the user name of the sales manager, then click Create. The user profile being defined as a sales manager must already exist in the user profile table. To access this table, open 'User. Open' (MNS150). In (QUS150), you cannot perform further changes. To save the record, click Next.