During December 2017, Markowitz Publishing sold 4,500 12-month annual magazine subscriptions at a rate of $20 each. The first issues were mailed in February 2018. Prepare the entries on Markowitzs books to record the sale of the subscriptions and the mailing of the first issues. (Credit account titles are automatically indented when the amount is entered. Do not indent manually. If no entry is required, select "No Entry" for the account titles and enter 0 for the amounts.)

Date	Account Titles and Explanation	Debit	Credit
December 2017
February 2018