Once you have considered the above, it is time to write your email. Use the below five-step process for writing a follow up email.

Add context.
Remind the other person why you are contacting them or how they know you.
Add value.
Make it worthwhile for the recipient/s to open, click and respond to your email.
Explain why you are emailing.
Explain to the recipient why you are sending the email. Be concise and direct.
Include a Call-to-Action.
Make it easy for the recipient to respond, removing vagueness and ambiguity.
Close your email.
Wrap up the email in a way that feels natural to you. Be sympathetic to your current and earlier interactions with the recipient.