Send event reminder postcards from a webhook
Give attendees a timely physical reminder from the systems you already use.
Trigger
Webhook received
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Action
Send Postcard
Tool to send a postcard via u.s. mail with specified recipient, sender, and front/back images. use after confirming recipient addresses and design urls. example: send postcard(to name='john doe', ..., front image='https://...', back image='https://...')
Why this helps
Reminder campaigns often stop at email because physical mail needs a separate handoff.
- Connects custom event tools
- Adds a physical reminder channel
- Reduces manual campaign steps
Setup
Build it in a few focused steps.
- 1Connect Docupost and prepare the Notis webhook caller.
- 2Create an event reminder postcard automation.
- 3Describe that Notis should confirm addresses and supplied front and back images before sending.
- 4Pick a Notis webhook trigger.
- 5Choose reports and test with one real reminder payload.
Questions about this workflow
What starts the postcard?
An HTTP request to the Notis webhook starts the automation.
Can the webhook include image URLs?
Yes, include the approved front and back image URLs in the payload.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Google Tasks to Docupost. A trigger fires from one place; an action lands in another.
Google Tasks triggers
Docupost actions
Recurring trigger
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
Send Letter
Tool to send a letter via u.s. mail with specified recipient, sender, and pdf. use after confirming recipient and document details. example: send letter(to name='john doe', to address='123 main st, ...', file url='https://...')
Webhook trigger
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Send Postcard
Tool to send a postcard via u.s. mail with specified recipient, sender, and front/back images. use after confirming recipient addresses and design urls. example: send postcard(to name='john doe', ..., front image='https://...', back image='https://...')
New Task Created
Triggers when a new task is created in a Google Tasks list. Uses timestamp filtering (updatedMin) to efficiently detect new tasks.
New Task List Created
Triggers when a new Google Tasks task list is created. This trigger monitors Google Tasks and fires when new task lists are detected.
Task Details Changed
Triggers when a specific task's details change. This trigger monitors a single Google Task and fires when any of its details (title, notes, status, due date, completion, position) are modified.
Task List Changed
Triggers when a task list changes (title or content updates). This trigger monitors a specific Google Tasks list and fires when changes are detected.
Task Updated
Triggers when an existing task is updated in a Google Tasks list. This trigger monitors a specific task list and fires when tasks are modified.
Connect any two apps with Notis in the middle.
Google Tasks and Docupost, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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