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Referral-Ready Waitlist

Give every person who joins your waitlist a reason and a way to bring friends: a place in line they can improve, rewards they can reach, invites they can give. Done well, most of your list arrives through referrals.

Cost
$
Time to results
Weeks
Difficulty
Medium
Best for
B2C
0/7

Proof first

8 companies already did this.

Harry's and Robinhood also appear in the Email List playbook; here the focus is the referral mechanics.

Deep dives

Two case studies, start to finish.

Morning Brew — make the first reward easy

Morning Brew · 2019

Cheap first rewards · 225K readers referred

What they built: a referral link and reward tiers in every issue

What they didEvery Morning Brew issue carried the reader's own referral link. Rewards started small: a premium newsletter at 3 referrals, stickers at 5, a private Facebook group at 10, a T-shirt at 25.

Why it workedThe early rewards cost almost nothing but felt worth sharing for. By 2019, 225,000 subscribers had referred at least one person, and referrals drove about 35% of the list's growth.

Copy thisPut the first reward within easy reach — three referrals — and make it cheap to deliver. Digital perks work.

Monzo — let people see the line, and skip it

Monzo · 2016–2018

Queue + golden tickets

What they built: a visible queue position and golden tickets

What they didMonzo's beta showed everyone exactly where they were in the queue and let them invite friends to move forward. Golden tickets let a customer bring a friend straight in.

Why it workedYour place was visible and you could change it, which turned waiting into a reason to share. By May 2017 Monzo had more than 200,000 customers, and it removed the waiting list in May 2018 once it could serve everyone.

Copy thisShow people their place in line, and give your happiest users a few skip-the-queue invites to hand out.

The guide

7 steps, each anchored to a real example.

Tick each step off as you go. Your progress is saved in this browser.

Step 1 · ~1 hour

Give everyone their own link the moment they sign up

The page after sign-up matters most. Show a personal referral link with one-click sharing by email, WhatsApp, X and LinkedIn, with the message already written.

Viral LoopsGetWaitlistPrelaunchr (open source)

How Harry's did this step

Illustration

Harry's used two pages: one to collect the email, then one with a personal link and pre-written shares.

Source [1] ↓

Step 2 · ~30 min

Show people where they stand

Display their place in line or their referral count, and how many more they need for the next step. Progress you can see is progress you'll chase.

Waitlist toolEmail updates

How Robinhood did this step

PEOPLE AHEAD OF YOU

#—

Invite friends to skip the line

Illustration

Robinhood showed each person their place in line, and inviting friends moved them up. It had 500,000 sign-ups by launch.

Source [10] ↓

Step 3 · ~2 hours

Set rewards people can actually reach

Three or four tiers, starting low. A reward nobody can reach discourages everyone else.

SpreadsheetReward fulfilment

How Harry's did this step

5

referrals

10

referrals

25

referrals

50

referrals

Illustration

Harry's rewards came at 5, 10, 25 and 50 referrals. It dropped a planned 1,000-referral tier because it might discourage people.

Source [1] ↓

Step 4 · ~1 hour

Make the first reward cheap and digital

Early access, a bonus guide, a private group, a badge. Save physical rewards for higher tiers, where each one has paid for itself.

SparkLoopbeehiiv referralsPrivate community

How Morning Brew did this step

"It's free on our end, but it still encourages people to share."

Exact quote — see source

Morning Brew's first rewards were a premium newsletter and a private group — almost free to deliver.

Source [2] ↓

Step 5 · ~1 hour

Let your best users skip people in

Give each early user a few invites that jump the queue. Being able to give access is a reward in itself.

Invite codesWaitlist tool

How Monzo did this step

Illustration

Monzo's golden tickets gave customers an easy way to invite friends and help them get started quickly.

Source [11] ↓

Step 6 · ~Half a day

Seed it where your fans already post

Email your own contacts personally, and give early fans something to share on their own sites and feeds.

Personal emailBadgesSocial posts

How Mint did this step

Discord
Slack
WhatsApp
Facebook

Illustration

Mint let people post "I Want Mint" badges on their blogs and recommend friends for earlier access. Its early marketer says the waiting list passed 20,000.

Source [4] ↓

Step 7 · ~15 min

Block cheating before you launch

Limit sign-ups per IP address, require email confirmation, and only count referrals who confirm. Otherwise prize-hunters fill your list with fake addresses.

Email confirmationIP limitsFraud filters

How Harry's did this step

Illustration

Harry's allowed no more than two emails per IP address. In one week it collected 85,000 valid emails, 77% of them through referrals.

Source [1] ↓

Before you start

Pros & cons.

Works in your favour

  • Each sign-up can bring more sign-ups
  • Costs little — most rewards can be digital
  • A visible queue makes the product feel wanted
  • Referred people arrive with a friend's recommendation
  • Free, open-source tools exist (Harry's Prelaunchr)

Go in with eyes open

  • Attracts prize-hunters if rewards beat the product
  • Fake emails unless you add confirmation and limits
  • Physical rewards cost money and time to ship
  • Only works if people are happy to be seen sharing it
  • Long waits frustrate people — let them in steadily

Make it yours

Three ways to run it.

The Robinhood model

Move up the line

A visible place in line that improves with each referral. Best when early access itself is valuable.

The Harry's model

Reward tiers

Rewards at set referral counts, within a short window. Best for consumer products with something giftable.

The Monzo model

Golden tickets

Let current users give skip-the-queue invites. Best when you're letting people in gradually.

Copy and paste

Templates & resources.

Share page copy

the page right after sign-up

You're in! You're #{position} in line.

Want in sooner? Each friend who joins moves you up {n} spots.

Your link: {link}  [Copy]
[Email] [WhatsApp] [X] [LinkedIn]

Pre-written message: "I just joined the waitlist for {product} — {one-line benefit}. Get in early: {link}"

Reward tiers

start low, keep every tier reachable

3 friends → {digital perk: early access / bonus guide}
5 friends → {private group / badge}
10 friends → {free month / small gift}
25 friends → {premium reward}

Rule: only friends who confirm their email count.

"You moved up" email

every time a referral lands

Subject: You just moved up to #{position}

{Friend's first name} joined using your link — you're now #{position} in line.

{n} more and you'll get {next reward}.

Your link: {link}

From the showcase

Be the first founder featured here.

The famous examples above are proof it works. The next founder reading this wants proof it works for someone like them — that could be you.

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Discussion

Tried this? Tell us how it went.

Share a result, ask a question, or say what you'd do differently. The next founder to try this will thank you.

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NOW MAKE IT YOURS

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Receipts

Sources & references.

Last reviewed

  1. 1.
    How Harry's collected 100,000 emails in one week (opens in a new tab)

    Jeff Raider, on Tim Ferriss's blog, 2014

  2. 2.
    Publishers use free swag and perks to keep email acquisition costs lower (Morning Brew) (opens in a new tab)

    Digiday, 2019

  3. 3.
    Robinhood launches with 500,000 waitlist sign-ups (opens in a new tab)

    TechCrunch, 2014

  4. 4.
    How I grew a waiting list of 20,000 at Mint.com (opens in a new tab)

    Noah Kagan, 2008

  5. 5.
    Monzo beta: see your place in the queue and invite friends (opens in a new tab)

    Monzo, 2016

  6. 6.
    Monzo: 200,000 customers (opens in a new tab)

    Monzo, 2017

  7. 7.
    Superhuman: more than 275,000 people on the waitlist (opens in a new tab)

    TechCrunch, 2020

  8. 8.
    Gmail at 10: invites sold on eBay (opens in a new tab)

    TIME, 2014

  9. 9.
    Basecamp launches HEY with 50,000+ on the waitlist (opens in a new tab)

    TechCrunch, 2020

  10. 10.
    Robinhood's move-up-the-list referral mechanism (opens in a new tab)

    Outlook Business, 2016

  11. 11.
    No more Monzo waiting list (golden tickets stay) (opens in a new tab)

    Monzo, 2018

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Keep going

Related playbooks.

Build an Email List / Waitlist

Free–$ · Weeks · Easy — the list comes first

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Waitlist Nurturing Emails

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Referral & Word-of-Mouth Programs

$ · Months · Medium — the post-launch version

Read playbook →