Zapier's Schedule by Zapier tool allows users to create customized Asana tasks on a recurring schedule, such as weekly or daily, without requiring extensive coding knowledge. The process involves setting up a trigger with the desired day and time, testing it to ensure accuracy, and then connecting an Asana account to automate task creation. Users can customize the task's details, including title, description, due date, assignee, and tags. Additionally, Zapier can be integrated with other apps to create automated workflows, providing flexibility in customizing processes.