Revise these sentences to be positive rather than negative.
a. To avoid damage to your credit rating, please remit payment within 10 days.
b. We don't offer refunds on returned merchandise that is soiled.
c. Because we are temporarily out of Baby Cry dolls, we won't be able to ship your order for 10 days.
d. You failed to specify the color of the blouse that you ordered.
e. You should have realized that waterbeds will freeze in unheated houses during winter. Therefore, our guarantee does not cover the valve damage, and you must pay the $9.50 valve-replacement fee (plus postage).