Global Variables https://developer.salesforce.com/docs/atlas.en-us.pages.meta/pages/pages_variables_global.htm In Flow, if the formula statement evaluates to true, the input is valid. If the formula statement evaluates to false, the error message is displayed to the user. The CampaignMember object represents the relationship between a campaign and either a lead or a contact. For more details, browse the URL, https://www.salesforce.com/developer/docs/api/Content/sforce_api_objects_campaignmember.htm . The CollaborationGroupFeed object represents a single feed item on a Chatter group feed. For more details, browse the URL https://www.salesforce.com/developer/docs/api/Content/sforce_api_objects_collaborationgroupfeed.htm . To set the finish location, or to redirect a user to a specific page after completing the Flow execution for a custom button/link, navigate to the custom button Create Lead that we have created in the pr...