Vocabulary builder:

DEPARTMENTS:

account department

customer relations department

IT maintenance department

sales and marketing department

human resources department

CUSSTOMER SERVICE:

charge

comolaint

customer number

damaged

discuss it

enquiry

get back to you

hold the line

opening times

overcharge

quote 

satisfied 

shipping date

COMPLAINTS:

assist 

at our expense

check my records

compensation

credited our account

defect

doesn't fit

error 

faulty part

losing business

lost in the post 

make a claim

missing a part

refund

refuse

return

suggest

the wrong item

under warranty