1. From the campaign detail page, select Manage Members | Add Members - Import File.The Data Import Wizard appears.
2. Select Accounts and Contacts, then select Add new and update existing records.
3. Set Match Contact by to Email.
4. Set Match Account by to Account Name and Account Site.
5. Select Assign contacts to campaigns.
6. Select the CSV file that contains your import data, andclick Next.
7. Map column headers from your CSV file to thesefields.Account: Account NameContact: EmailContact: Last NameContact: First Name (optional but recommended)
8. Account: Account Name
9. Contact: Email
10. Contact: Last Name
11. Contact: First Name (optional but recommended)
12. Click Next.
13. Review the import settings, and then click Start Import.