2-COLUMN EMAIL TEMPLATES:
2-Column Emails are best used for inbound, lead generation email marketing campaigns. In this layout type, you can establish your brand and start a relationship with your reader.
3-CONTENT BLOCK EMAIL TEMPLATES:
3-Content block emails are best used for lead nurturing and even internal communications. Here the CTA can be on the right or on the left. The secondary CTA can used to add supporting information or even fast track.
5-CONTENT BLOCK EMAIL TEMPLATES:
5-Content block emails are good for long nurtures, or product updates and newsletters. If you are trying to segment your data by email activity, this email template is good for this purpose. You can add a variety of topics within this one template in order to appeal to a wider audience.
Below are three examples of Best Practices for B2B Email Wireframes.