You can use webhooks to send information from other apps to Slack through Zapier, providing a customized solution when an integration's available trigger and actions aren't sufficient or you need to connect to an app without a Zapier integration. Zapier is the leader in workflow automation, integrating with thousands of apps, including Google, Salesforce, and Microsoft, allowing you to build secure, automated systems for your business-critical workflows. To set up this custom solution, first ensure the account you want to pull information from has a webhook set up correctly, then create a new workflow in HighLevel's Automation section, selecting a trigger such as Contact Created, and then set up a Zap in Zapier, using webhooks as the trigger event, sending the information to Slack. The process involves creating a unique webhook URL, setting up an action step to send a message to Slack, testing the trigger and action steps, and finally turning on the Zap to automatically send notifications to your team when new leads are received.