0..1
Customer
nameIDphone number
Frequent contacts
customer1customer2
1
1..*
Address
numberstreetcitystatezipcode
Account
typeOfAccountbankCardNo
0..*
Orders
order_IDstatepricegenerate_timesender_idreceiver_idpackage_type
Order_Trans
order_typesend_timereceive_timesender_idreceiver_idcourier_idpackage_type