Plan event messages around real milestones

Start with the dates that actually matter

An announcement can be accurate and still leave you wondering what to say next. Repeating it with a louder headline doesn't answer that question. The next message needs a reason to exist: registration is closing, a practical detail is ready, or someone who's already booked needs to know how to arrive.

Open the event calendar before opening a blank email. Mark the event itself, any genuine registration cutoff, and the point when attendees need travel or joining instructions. If there isn't a cutoff, don't create one in the copy. You're building a sequence around what changes for the reader, rather than filling every empty day on a publishing calendar.

This is an editorial planning method, not a researched promise about the ideal number of messages or the best hour to send. Choose a pace your audience expects and your team can maintain.

Separate an invitation from an attendee update

Before someone registers, help them decide whether the event fits. Explain what they'll do or learn and point to the full details. A later invitation can answer a different question, such as what to bring or whether beginners can participate, provided you've confirmed the answer with the organizer.

Once someone has registered, their immediate need has changed. Check the confirmation they already receive, then put missing arrival details into an attendee update. Don't keep asking them to book the place they've already booked. Keep logistical messages focused on the event; adding promotional material can change the email compliance questions you need to consider.

For a nonprofit, the same distinction helps separate an invitation to participate from instructions for people who've agreed to help. A volunteer who needs a meeting point doesn't need another general appeal in its place.

Source: FTC: CAN-SPAM Act compliance guide — primary purpose and mixed messages.

Use a deadline only when it's real

If registration genuinely closes, write the actual date, time and timezone. Recheck that the booking page agrees. If the organizer changes the cutoff, correct scheduled messages before they go out. Don't claim spaces are running out unless you've verified the current availability and can keep that claim current.

The FTC's report on dark patterns identifies countdowns that imply a purchase deadline when the offer isn't time-limited as a misleading tactic. That gives your team a useful test: would the reader still have the same opportunity after the timer ends? If so, the countdown isn't an honest explanation of a deadline.

After the event, choose a follow-up you can actually deliver: a promised resource, a thank-you, or a short feedback request. Don't add people to unrelated marketing lists just because they attended.

Source: FTC: Report on dark patterns, published September 15, 2022.

Leave yourself a usable sequence

Write one row for each proposed message. Use these five fields, and delete any row that has no useful purpose:

• Milestone: what has changed, or what real date is approaching?
• Reader: an invited person, a registered attendee, or a participating volunteer?
• Useful information: what can you now tell them that helps?
• Action: what should they do, if anything?
• Owner and check: who confirms the facts before publication?

Know when the plan is finished

Read the rows in order. Someone should be able to move from deciding to attend, to knowing what to do, to receiving a useful follow-up without being pushed through the same invitation repeatedly. You've now got a sequence you can hand to whoever writes or schedules the messages. Review the current Snickerdoodle package if you'd like help preparing campaign materials.