# Concepts

<table data-view="cards"><thead><tr><th></th><th></th><th data-hidden></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><strong>Sign-up process</strong></td><td>Discover how our sign-up process works.</td><td></td><td><a href="concepts/sign-up-process">sign-up-process</a></td></tr><tr><td><strong>Display</strong></td><td>Choose where your sign-up form is displayed on a webpage.</td><td></td><td><a href="concepts/display">display</a></td></tr><tr><td><strong>Colors</strong></td><td>Customize the colors of your sign-up form.</td><td></td><td><a href="concepts/colors">colors</a></td></tr><tr><td><strong>Targeting</strong></td><td>Decide where and when your sign-up form is displayed.</td><td></td><td><a href="concepts/targeting">targeting</a></td></tr></tbody></table>