# OneClickEZ > Help for OneClick EZ Shopify apps. - [OneClick EZ help](https://help.oneclickez.com/index.md): Guides for Notify Me, Wishlist, and HustlePop. - [Notify Me](https://help.oneclickez.com/notify-me/index.md): Collect subscribers on sold-out and watched products, then send back-in-stock and price drop alerts. - [Install Notify Me](https://help.oneclickez.com/notify-me/install.md): Install Back in stock alerts, Notify me and finish the setup guide. - [Enable the app embed](https://help.oneclickez.com/notify-me/enable-app-embed.md): Turn on the Notify Me app embed in your published theme so widgets can load. - [Widgets](https://help.oneclickez.com/notify-me/widgets.md): Enable, customize, and publish the Back in stock and Price drop alert widgets. - [Back in stock widget](https://help.oneclickez.com/notify-me/back-in-stock-widget.md): Customize the Notify me trigger, targeting, inventory rules, and publish the widget. - [Price drop widget](https://help.oneclickez.com/notify-me/price-drop-widget.md): Publish the Price drop alert widget so shoppers can subscribe to a lower price. - [Popup](https://help.oneclickez.com/notify-me/popup.md): Edit popup copy, form fields, style, and the success state. - [When alerts send](https://help.oneclickez.com/notify-me/when-alerts-send.md): When Notify Me sends back-in-stock and price drop alerts. - [Edit alert emails](https://help.oneclickez.com/notify-me/edit-alert-emails.md): Change the subject, preview text, and design of back-in-stock and price drop emails. - [Introduction](https://help.oneclickez.com/notify-me/sending-domain.md): Send restock and price drop alerts from your own domain instead of the Notify Me default sender. - [Add a custom domain](https://help.oneclickez.com/notify-me/sending-domain/add-domain.md): Register your domain in Settings, add DNS records, and verify so alerts send from your brand. - [Add DNS records](https://help.oneclickez.com/notify-me/sending-domain/dns-providers.md): Where to add the DKIM TXT and bounce CNAME for your Notify Me sending domain. - [DE_150 anti-spam check](https://help.oneclickez.com/notify-me/sending-domain/de-150.md): What to do when Register domain returns DE_150 antispam validation failed. - [Deliverability best practices](https://help.oneclickez.com/notify-me/sending-domain/deliverability.md): Keep restock and price drop alerts out of spam: bounces, opens, clicks, and domain checks. - [Subscribers](https://help.oneclickez.com/notify-me/subscribers.md): Find who signed up, read statuses, export a CSV, and check growth on the home dashboard. - [Introduction](https://help.oneclickez.com/notify-me/integrations.md): Connect Klaviyo, Mailchimp, Omnisend, or Brevo so subscribers and alerts sync as contacts and events. - [Klaviyo](https://help.oneclickez.com/notify-me/integrations/klaviyo.md): Create a Klaviyo private API key and connect it in Notify Me. - [Mailchimp](https://help.oneclickez.com/notify-me/integrations/mailchimp.md): Create a Mailchimp API key and connect it in Notify Me. - [Omnisend](https://help.oneclickez.com/notify-me/integrations/omnisend.md): Create an Omnisend API key and connect it in Notify Me. - [Brevo](https://help.oneclickez.com/notify-me/integrations/brevo.md): Create a Brevo API key and connect it in Notify Me. - [Settings](https://help.oneclickez.com/notify-me/settings.md): Set the Shopify customer tag, sender name, and read the notification usage meter. - [Troubleshooting](https://help.oneclickez.com/notify-me/troubleshooting.md): Fix a missing Notify me button or alerts that did not send. - [The Notify me button is missing](https://help.oneclickez.com/notify-me/button-not-showing.md): Why the Notify me trigger does not appear, and how to fix it. - [Alerts did not send](https://help.oneclickez.com/notify-me/emails-not-sending.md): Why restock or price drop emails did not go out, and how to fix it. - [Wishlist](https://help.oneclickez.com/wishlist/index.md): Save products from the product page and save items for later in the cart. - [Install Wishlist](https://help.oneclickez.com/wishlist/install.md): Install Wishlist and add the heart and save-for-later action to your theme. - [HustlePop](https://help.oneclickez.com/hustlepop/index.md): Collect emails with a popup that matches your store. - [Install HustlePop](https://help.oneclickez.com/hustlepop/install.md): Install HustlePop and publish your first email popup. This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.