Email marketing is a cost-effective way to engage with your existing and prospective customer's. So crafting a right email which can entice the viewer to take an appropriate action is important.
Things that can make your email appealing to viewer:
A header showing your logo / name,
Attention grabbing headline,
High resolution image(s) of your product or services or an image that will help to convey your message,
Right colour scheme,
Short, succinct and personalized message language,
Selection of proper fonts,
Spacing between the elements,
A compelling call to action button at the end of the email and in the body of email near the beginning of your message.
A good footer.
Send email to right person at right time. Do not over communicate.
The time when your email is delivered can influence how many people open it. It is observed that emails sent during mid-week morning's gets better response. Emails sent after office hours may see a drop in open rates.
Use authentication and the spam checker to help keep your email in your contact’s inboxes and out of their junk mail folders.
Include social sharing buttons in your emails.
Include "P.S." at the end of your email. As many people see what is mentioned in "P.S." Write something juicy here to boost your conversions.
So create an email having above features and launch your email campaign. Track your email click-through rates with analytical tools.