Dorland will refund actual postage on any returned mail delivered to DHI within 90 days of the date DHI shipped the list. A signed license agreement is required for license of either the database or a mailing list. Data may not be used by parties other than the licensee without written permission. Orders usually ship within five to seven business days, although orders may take longer in some cases. Prepayment is required on all initial orders, with 30-day net terms for repeat customers.
Orders are non-returnable once processed.