// {type:class}
// {direction:topDown}
// {generate:true}

[note: You can stick notes on diagrams too!{bg:cornsilk}]
[Customer]<>1-orders 0..*>[Order]
[Order]++*-*>[LineItem]
[Order]-1>[DeliveryMethod]
[Order]*-*>[Product|EAN_Code|promo_price()]
[Category]<->[Product]
[Category]<-<>[Product]
[Customer]uses-.->[PaymentStrategy]
[DeliveryMethod]^[National]
[DeliveryMethod]^[International]