How to Build a Rental Waitlist So the Next Vacancy Fills Faster
Keep the good applicants you could not house, with their consent. Who to add, what to record, how to write when a unit opens, and when to delete.
Loftfolio's founder
Builds Loftfolio. Writes about what small agencies and landlords actually deal with.

Table of Contents
What a waitlist is for
Every time a unit rents, you turn away people who would have been fine tenants. They applied on time, they met your criteria, and someone else got there first. A waitlist is a short list of those people, kept with their permission, so that the next time something suitable opens up you write to them before you advertise.
It is not a marketing list. It is not everyone who ever asked a question, and it is not a newsletter. The moment it turns into either, it stops working: people stop opening the emails, and the ones who never asked to be on it start marking you as spam.
Who goes on it
Keep it to people you would have been glad to rent to:
- Applicants who met your written criteria for a unit that went to someone else
- People who asked about a unit that was already gone, and whose needs match the kind of unit you usually have
- Past tenants who left on good terms and asked to hear about something bigger or smaller
Leave off people who only asked a question and never applied, and anyone whose needs you never meet. If you only rent one-bedrooms, a family looking for four bedrooms does not belong on your list, however nice the conversation.
Asking for consent, and recording it
Ask. Every time, in words, and keep the answer. The best moment is when you tell someone the unit has gone, because you are already writing to them and they are already disappointed:
"Thanks for applying for the unit on Maple Street. It has been rented. We usually have something similar come up. Would you like us to email you when a two-bedroom in this area becomes available? Reply yes and we will. You can ask us to stop at any time."
Then record three things next to their name: that they said yes, the date, and what they said yes to. "Email about two-bedrooms in this area" is a different permission from "email about anything we have". If you later want to write about something else, ask again.
Do not add people because they applied, and do not pre-tick a box on a form. Privacy and email rules differ by state and by country, and the plain, safe habit is that nobody gets an email they did not ask for.
What to keep, and what not to
Keep what you need to decide whether a future unit fits them:
| Keep | Why |
|---|---|
| Name and email | To write to them |
| Beds and type they want | To match |
| Budget | To match |
| Move-in window | So you do not write in March to someone who needed June |
| Area or areas | To match |
| Pets | A common reason a unit does not fit |
| Consent: yes, date, and scope | So you can show you were asked |
Leave out anything you would not use to match a unit. You do not need their documents, their employer or notes about them as a person on a waitlist. The less you keep, the less you have to protect and the less there is to go wrong.
Writing to the list when something opens up
Write only to the people the unit fits. Filter the list by beds, budget, area and move-in window, and send to those rows only. Everyone else keeps their place and does not get an email that wastes their time.
Keep the message short and give them one thing to do:
"Hi Sam, you asked us to tell you when a two-bedroom near Maple Street came up. One has: $2,150 a month, available November 1, cats allowed. Photos, details and showing times are here: [link]. You can apply from the same page. We'll advertise it publicly on Friday. If you'd rather not hear from us again, reply stop."
The link matters. It sends them to the same listing page, the same showing booking and the same application as everyone else, so the waitlist gets a head start, not a different process.
Unsubscribe and deletion
Every email needs a way out that works the first time. A reply of "stop" or a one-click unsubscribe link, honored at once, and never a reason to call.
Then clean the list on a schedule you set and stick to:
- Remove anyone who has found a place. Ask when you write: "Still looking?"
- Remove anyone whose move-in window has passed and who has not replied.
- Remove everyone who has not replied to two messages in a row.
- Review the whole list at least twice a year and delete what is stale.
A short, current list gets replies. A long, old one gets ignored.
Fairness: the same rules for everyone
A waitlist is part of how you choose tenants, so it needs the same care as your application process. Write down how it works and apply it to everyone:
- First-come: the unit is offered to matching people in the order they joined. Simple, easy to explain.
- A window: matching people get a set period, say until Friday, to apply before you advertise, and applications are then assessed on your usual criteria.
Either is defensible. What is not is choosing who hears first based on who you liked on the phone. Check the fair housing rules where you rent, and keep your written criteria the same for waitlist applicants as for everyone else.
When a unit is already gone and someone asks about it, the reply that offers the waitlist is one of the templates in rental inquiry reply templates.
Where Loftfolio fits
In Loftfolio every application made on your site is one record with a status, tags, notes and a budget, so the people you could not house are already there. Tag them "waitlist" and you can find them when the next unit comes up. On Pro and Agency, applicant matching emails write to applicants about new listings that fit them, only where their consent is recorded, with a one-click unsubscribe.
What it does not do: matching emails are not on Starter, and nothing is sent to people who did not opt in. Inquiries that came by phone, text or a portal are not in the pipeline unless the person applied on your site, so send them the listing link first.
→ See the plans. Matching emails are on Pro, from $99 a month
Written by Loftfolio's founder
Builds Loftfolio. Writes about what small agencies and landlords actually deal with.
Ready to build your agency website?
A branded website, the application pipeline and your team — live this afternoon, from $39 a month for the whole agency.
→ See the three plansNo contract · Cancel anytime
Related Articles

How to Rent Out Your House: The Complete Step-by-Step Guide (Including Condos and Rooms)
How to rent out your house, condo or a room, in order: lender, insurance and HOA checks, local rules, rent, photos, listing, showings, tenants, lease, move-in.

How to Find Tenants for a Rental Property: Where to Look and How to Fill It Fast
How to find tenants: the channels worth using, a listing that answers questions, fast replies, showings that convert, fair housing rules and scams to avoid.

How to Become a Landlord in the UK: What to Do Before You Let
How to become a landlord in the UK: mortgage and insurance, safety checks, licensing, deposits, tax, the Renters' Rights Act, and finding tenants.