Cannot Receive Email

Step 1: Verify Internet connectivity
Step 2: Verify account settings (POP / IMAP)
Step 3: Verify MX Records are pointed correctly
Step 4: Check with sender to see if they receive a bounceback message for possible cause of problem
Step 5: Verify that the correct email address is on the account
Step 6: Check the Junk-Mail folder on the web application