The right email campaign for your brand will vary depending on the specifics of your services and audience, but a few common email series that can help you build effective connections include:Onboarding emails for new customers or subscribersUpsell or cross-sell emails for increasing customer lifetime valueInactivity emails for users who have not made a purchase or opened your messages over a set time periodFollow-up emails to ensure customer satisfaction and request reviews Learn more about email marketing campaigns that can benefit your business.