Specify quantities and frequency of your order. Generally, the larger the potential, the deeper the discounts.
1234, Main Street
Boston, MA 02123
<Recipient Address Goes Here>
We're interested in purchasing <types of products or services> from you and were wondering what types of quantity discounts you offer.
We are planning on <size and frequency of order>.
We will make a decision on a <vendor/supplier> by <deadline>. Please provide the information by then. Thank you.
encl: <List of enclosed items goes here>