To organize Gmail, create a small set of labels (five to ten, nested if needed), then build filters that apply them automatically. Start a filter from Gmail's search options, test the search, click Create filter, and choose actions such as applying a label and skipping the inbox. Labels differ from folders: one email can carry several labels, and archiving removes it from the inbox without removing its labels.
How Gmail labels differ from folders
A Gmail label is a tag, not a location. One email can have several labels, so a contract from a client can sit under both Clients/Acme and Contracts. Labels are private: the people you email never see them. Deleting an email removes it from every label it had.
The inbox is itself a label. Archiving an email removes the Inbox label and leaves the others, which is why "label it, then archive it" is the core Gmail filing move. Gmail allows up to 5,000 labels per account, which is roughly 4,990 more than most people should create.
A starter label system that survives contact with real email
Label by what you'll need to find or do, not by every sender. This set covers most work inboxes.
| Label | What goes in it | Applied by |
|---|---|---|
| Clients/[Name] | Mail from each active client's domain | Filter per client domain |
| Receipts | Invoices, order confirmations, subscriptions | Filter on words like receipt or invoice |
| Newsletters | Anything you subscribed to on purpose | Filter on unsubscribe, or per sender |
| Notifications | App alerts, calendar notices, automated reports | Filter on sender addresses |
| Waiting | Threads where you're waiting on someone | You, by hand |
| Reference | Things you'll search for later: policies, logins, travel | You, by hand |
Only two labels are applied by hand. Everything else is a filter's job.
How to create and nest labels in Gmail
- 1Create the label
In the left sidebar, next to Labels, click Create new label. Type the name and click Create.
- 2Nest it if it belongs to a group
In the same dialog, check Nest label under and pick the parent. Clients/Acme and Clients/Northwind keep the sidebar short.
- 3Give busy labels a color
Hover over the label, click More, then Label color. Color the two or three you want to spot in the inbox and leave the rest plain.
- 4Hide labels you only search
In Settings, Labels, choose Show or Hide for each label. Receipts rarely need to be in the sidebar.
How to create a Gmail filter
- 1Open search options
Click Show search options, the icon inside the search box at the top of Gmail. Fill in From, To, Subject, Has the words, or other fields.
- 2Test before you commit
Click Search and scan the results. If the search catches the wrong mail, the filter will too.
- 3Click Create filter
It's at the bottom of the search options panel.
- 4Choose actions
Gmail's filter actions include applying a label, skipping the inbox (archiving), marking as read, starring, never sending to spam, deleting, and forwarding. There's also a checkbox to apply the filter to matching conversations you already have.
- 5Save
Click Create filter. Edit or delete filters later in Settings, See all settings, Filters and Blocked Addresses.
A faster shortcut: open an email from the sender you want to filter, click More (the three dots), and choose Filter messages like these. Gmail fills in the From field for you.
Search operators that make Gmail filters precise
The Has the words field accepts Gmail's search operators, which is where filters get useful.
| Operator | Example | Use it to |
|---|---|---|
from: | from:@acme.com | Catch everyone at a client's domain |
OR or { } | invoice OR receipt | Match any of several words in one filter |
- | from:@acme.com -from:billing@acme.com | Exclude one sender from a broader rule |
list: | list:updates@example.com | Catch a mailing list regardless of who posted |
has:attachment | from:@acme.com has:attachment | Label client files separately |
larger: | larger:10M | Find big attachments eating storage |
deliveredto: | deliveredto:you+receipts@gmail.com | Route plus-addressed mail you gave to shops |
A new filter applies to incoming messages. To label what's already in your inbox, tick the option to also apply the filter to matching conversations when you save it. Forwarding filters only ever affect new messages.
Keeping the system from falling apart
- Add a filter the third time you manually label the same kind of email, not the first.
- Export your filters once they're working, using Export at the bottom of Filters and Blocked Addresses. The .xml file can be imported into another Gmail account with Import filters.
- Every few months, check which labels you haven't opened. Delete the label, not the mail, and let search do the finding.
- Don't build a filter for every newsletter. Unsubscribing is a filter that never breaks.
What labels and filters can't do
Filters sort by who sent a message and what words it contains. They can't tell whether a client email is asking for a file, a meeting, or nothing, so an Acme label full of mixed requests still needs reading. That's the gap an assistant fills.
Synced works alongside your labels rather than replacing them. It reads new Gmail messages, works out what each one is asking for, and prepares the reply, the file from Google Drive, or open times from Google Calendar as an Action Plan. Anything that needs sending waits in Decide for your approval. Gmail is on the Free plan; details are on the Gmail integration page.
- Create rules to filter your emails (Gmail Help) (checked 2026-09-13)
- Create labels to organize Gmail (Gmail Help) (checked 2026-09-13)
- Search operators you can use with Gmail (Gmail Help) (checked 2026-09-13)