the experience of someone using a product
user experience
is worth what you pay for it
value for money
This is something you can use to describe the product itself, rather than what it does.
features
a feature of a product that no other similar products have
unique selling point (USP)
a sum added to an ordinary price or charge
additional fee
an extra charge that is added to the cost of a service or product when you book or reserve. it
booking fee
] a particular type of help or work that is provided by a business to customers
service
cost charged once a month
monthly fee
cost paid once a year
annual fee
the length of time from when a product is introduced to consumers into the market until it's removed from the shelves.
product life
