Blog
How to Avoid Spam Emails Without Declaring Bankruptcy on Your Inbox
Why filters lose ground over time, how to run a two-week audit that finds who actually sold your address, and the three-tier routing setup that stops the problem at the source.
Almost all spam advice is downstream advice: better filters, better rules, unsubscribe more diligently. Downstream advice loses, slowly, because it treats a supply problem as a sorting problem.
Your address is a record in an unknown number of databases. Every one of those databases can be sold, breached, or merged into a larger one. Filtering does nothing about the number of copies in circulation. Only controlling what you hand out does.
First, find out where it actually leaks
Most people cannot name the source of their spam, which makes every fix guesswork. Two weeks of light record-keeping fixes that.
The audit. For fourteen days, every time you type your address into a form, note three things in a plain text file: the date, the site, and what you expected to receive. That is the whole method. It takes about four seconds per entry.
What you will find. Almost everyone discovers the same shape of result. A small number of entries — usually three or four — account for most of the unwanted mail that follows, and they cluster into recognisable categories:
- One-time transactions with retailers who then added you to a permanent list
- Content downloads where the form was the price of the file
- Anything where a physical address or phone number was also requested
- Portals: hotel Wi-Fi, conference check-in, parking apps, gym visitor logs
Those categories are your leak. They are also, without exception, categories where you never needed to give a permanent address in the first place.
The three-tier routing rule
Once you know the shape of the leak, the fix is deciding *before* you type, not after mail arrives. Three tiers, and the question that assigns them:
| Tier | What goes here | The test |
|---|---|---|
| Real mailbox | Bank, employer, government, doctor, anything paid | Would losing access be a genuine problem? |
| Alias | Shops, newsletters, services you may keep | Do I want this, but reserve the right to cut it off? |
| Temporary inbox | Downloads, portals, one-off lookups | Is the single message the entire relationship? |
The tier-three test is the important one, and it is deliberately narrow. If you are hesitating, the answer is tier two. An alias costs nothing, arrives in your real inbox, and can be switched off in one click the day it turns sour — which is a strictly better outcome than a disposable address for anything you might want to keep.
Why unsubscribing is not the reliable move people think
Unsubscribe links work well with legitimate senders and are legally required in many places, so use them when you recognise the sender and expected the mail.
They are not a good move on mail you never signed up for. To an operation that bought your address on a list, a click confirms three things at once: the address exists, a human reads it, and that human engages with links. That is a more valuable record than the one they started with, and it typically gets sold onward at a higher price.
The rule that holds up: unsubscribe from senders you remember, delete and block senders you do not.
Filters: still worth having, just second
None of the above means abandoning filters. It means putting them in their place — cleanup, not prevention. Two rules earn their keep:
- Route anything addressed to a tier-two alias into a folder that skips the inbox. You will read it when you choose to.
- Auto-archive receipts and shipping notices older than sixty days. They are the largest source of inbox volume that nobody ever needs to see twice.
Everything else is maintenance overhead that you will stop doing within a month.
What changes, and how fast
Be realistic about the timeline. Addresses already in circulation stay in circulation; nothing you do now removes them. What the routing rule changes is the *rate of new entries*, and that shows up as a plateau rather than a drop.
In practice: existing spam continues at roughly its current level, and new sources stop appearing. If you have been diligent for a few months and the volume is still climbing, the leak is a tier-one address that was breached rather than a habit you can fix — and how to protect your inbox from data breaches is the relevant read.
For the full walkthrough of setting this up, see the avoid spam guide. To score a form before you fill it in, the spam risk checklist runs the same logic interactively.
FAQ
Does a temporary address stop spam I already receive?
No. It prevents new database entries; it cannot remove the copies already sold. Expect the existing volume to persist and the growth to stop.
Is it safer to unsubscribe or to mark as spam?
Mark as spam for senders you do not recognise. It trains your provider's filter without confirming anything useful to the sender. Reserve the unsubscribe link for mail you genuinely signed up for.
Do plus-addressing tricks like name+shop@gmail.com work?
They are excellent for identifying who leaked your address, because the tag survives into the spam you later receive. They are poor at stopping it: the tag is trivially stripped, and the underlying mailbox is still yours.
How many aliases should I actually make?
One per sender is unmanageable. One per category — shopping, newsletters, travel, forums — is enough to isolate a leak and few enough that you will keep doing it.
Will using disposable addresses get my main account flagged?
No. The two are unconnected; nothing links a temporary mailbox to your personal provider. What can happen is the individual site refusing the disposable domain at signup, which is a per-site rejection and nothing more.