At checkout, be sure and enter your billing address correctly. You may choose to have items delivered to different address (there is no extra charge for this). If you choose Tax Exempt, just enter your Tax ID and hit Calculate button. (Tax Applies to FL residents only.) Customer Must Agree to Terms in order to proceed. (Just click the check box if you agree.)
If you have a voucher, you will need to enter the Code below and Again At Checkout. Your discount will be applied at Checkout.