Welcome to the third and final tutorial in our email list short series on using affiliatewp for incentive opt-in marketing and lead generation on your wordpress site! This time, we're looking at ninja forms, and in this article, we'll tell you how to: use ninja forms integration with affiliatewp to easily create a referral generation form (for $0.00 or for monetary amount) - so you can motivate your affiliates to work harder to generate more opt-ins and generate leadsuse ninja forms and the affiliatewp pro affiliate forms add-on for ninja forms to create a custom affiliate signup form that also generates referrals - so you can reward existing affiliates for recruiting new affiliates. We'll also see how you can use ninja forms add-ons for email marketing services to instantly collect and add signups or potential leads to a specific mailing list. Ready? Let's do this! Update 03/20/2017: this post is for ninja forms version 2.9.58 and earlier. Creating a email list form that generates references: enable ninja forms integration in affiliatewp in your wordpress admin, go to the affiliates → settings → integrations tab . Check the box next to ninja forms and click save changes. Create a form with ninja forms that generates a referral ($0.00) when a visitor clicks on an affiliate's referral link and lands on your website, then completes and submits this form, the affiliate who referred them will receive a $0.00 referral. In your wordpress admin, navigate to forms → add email list new go to the settings tab , open the display section and give your form a title - click the save button to save your form title74093-ninja-forms-add-new-form in the same tab, open the restrictions section and scroll down to the bottom of the section. Check the allow referrals box to enable the creation of affiliate referrals for this formclick the save button to save the changes return to the create your form tab , add the fields you need, and click the save button to save your form. Tip: what fields should you add to your form? You will want to collect some contact information from