These settings control the compulsory fields in the customer screen. You can decide which fields are mandatory when a user is adding or editing a customer.
Click: System Config > Miscellaneous Configuration > Customer Database > Compulsory Fields
Customer Database Compulsory Fields
All fields in the customer screen are listed here. Tick the boxes to set a field as compulsory so that it must be completed when adding or editing a customer record.
Tick At least one Tel. Instead of picking which telephone numbers to complete, EQ will insist one of work, mobile, or home is used.