Fortune 500: Exxon Mobil by Gabrielle Solomon @FortuneMagazine April 13, 2007, 4:09 PM EST E-mail Tweet Facebook Google Plus Linkedin Share icons What do you think of the No. 2 company on the Fortune 500 list this year? Should Exxon Mobil be in the top 5? Have you worked for the company, or bought its products? And does big mean better? Tell us what you think. The best replies will be published here, and possibly in a future story on CNNMoney.com.