Becoming an affiliate for Missinglettr is very simple.
All you need to do is fill in your details here.
Once registered, you'll be able to access your dashboard at https://missinglettr.com/affiliate/dashboard/. You'll be able to reach it from the top right corner, within the Account dropdown:
In the top left corner of the dashboard, you have the partner URL you can share with your audience/friends/business partners...
The dashboard also enables you to track your progress and the overall income.
You'll earn a recurring 30% monthly commission from anyone you refer to Missinglettr.
Next: What are the best ways to promote the affiliate link?
Further Reading