| Our online ordering system accepts credit cards only, not purchase orders. If you need to issue a purchase order, please note the following: | |
| Ordering Options: | |
| 1) | Phone your order to 713.932.0000. Be sure to state your purchase order number. |
| 2) | Fax your order to 713.932.7080. Our fax order form includes a place for you to enter your purchase order number. fax order form |
| 3) | Mail your order to: P. O. Drawer 541737, Houston, TX 77254-1737. |
| Upon request, with good credit, we will open an account and bill you for your order if you are in any of these categories: | |
| • | University, College or School District |
| • | Public Library |
| • | City, State or National Government agency |
| • | Fortune 1000 corporation |
| Otherwise, please include a credit card number or check with your purchase order. | |