Sponsor a video contest in which customers create a one-minute video about why they like your business, products or services. Ask them to send the videos to you and post them to your Facebook page. Invite visitors to vote on which video should win a cash or merchandise prize. Include an email opt-in on your Facebook page. Be sure to follow Facebook’s rules regarding contests.
You can use this strategy to your advantage and increase your email list by giving people an incentive in return for their email. The giveaway could be free access to an e-book, a report, a gift hamper, or perhaps a lucky draw where people enter their emails and get a chance to win. A tantalizing offer is all you need for people to comply. For example: