Clerk : Good afternoon, sir. What can I do for you?
    Tony : Yes, I'm looking for a color TV set.
    Clerk : We carry all the well-known makes here: General Electric, Sony, National, Philco, and other famous manufacturers.
    Tony : What is the price of this console?
    Clerk : This set sells for $ 800. You have good taste, sir. It's the new Sony set for this year.
    Tony : What size screen is it?
    Clerk : It's a 24-inch screen. It also has remote control.
    Tony : May I see the set in operation, please?
    Clerk : Certainly....The picture is very clear, no blur, and no fading.
    Tony : What can I do if I get the set home and find out it doesn't work well?
    Clerk : You can always exchange it for another set. All sets in our shop carry a five years' guarantee. If anything goes wrong, you can always call us. Our television expert will repair it for free.
    Tony : Can I buy it in installments?
    Clerk : Yes, of course. If I can be assured that you're working and have a steady job. You can use our installment purchase plan.
    Tony : What's the down payment and how long do I get to pay it off?
    Clerk : We ask for a 20 % down payment. Pay the balance in monthly payments spread out over a year or a year and a half.