Email Signature Templates

Reusable email signature templates that work in every app, not just one mail client.

Template Category Overview

Your email signature is the single most-typed block of text in your professional life, yet most people either retype it, rely on one mail client's built-in signature, or paste it from a notes file. The problem with client-specific signatures is that they only work in that one client — your Gmail signature does nothing in Outlook, Slack, a support tool, or a code review comment. A text expander stores your signature once and inserts it anywhere you type, so a short trigger like ;sig produces the full block in any application. Lightning Assist also lets you keep several signature variants (formal, casual, mobile-short, scheduling-link) and switch between them with different triggers, and AI Enhance can adjust the tone of a one-off sign-off without you maintaining a separate snippet.

When to Use These Templates

Use a signature template whenever you sign a message in more than one application — which, for most professionals, is all the time. The three core scenarios are formal email (full signature), chat and mobile (short signature), and meeting-oriented outreach (booking signature). The decisive advantage of a text expander over a built-in mail-client signature is reach: the same trigger works in Gmail, Outlook, Apple Mail, Slack, Teams, your help desk, your CRM, and even a terminal or code review, so you maintain one source of truth instead of re-creating your signature in every tool and watching the versions drift apart over time.

Example Templates in This Category

Standard professional signature: name, title, company, phone, and a single key link.
Short mobile or chat signature: name plus one line, for Slack, SMS, and quick replies.
Booking signature: name, title, and a scheduling link to remove the back-and-forth.

Example Templates in Practice

Standard professional signature

The everyday signature for client emails, proposals, and formal threads. Keep it to four or five lines: full name, role and company, one phone number, and one primary link (your site, LinkedIn, or booking page) — extra links dilute the call to action. Use placeholders for the parts that change between contexts, such as the title or the link, so the same base signature serves multiple roles. Because Lightning Assist inserts this in any app, the exact same signature appears in Gmail, Outlook desktop, a Zendesk reply, or a LinkedIn message — no per-tool setup, no drift between clients. Assign it a short trigger like ;sig so it is always one keystroke sequence away.

[#FullName#]
[#Title#] · [#Company#]
[#Phone#]
[#PrimaryLink#]

Short signature for chat and mobile

Full signatures look heavy in Slack, SMS, and quick one-line replies, where a four-line block buries the actual message. Keep a trimmed variant — your name plus a single identifier — on its own trigger (for example ;sigs) so you can sign casual messages without the full corporate footer. This is the variant most people forget to make, and it is the one that keeps your chat replies looking human instead of auto-generated. The same trigger works in any chat app because the expansion is system-wide, not tied to a Slack or Teams setting.

[#FullName#] — [#Company#]

Booking / scheduling signature

For sales, recruiting, consulting, and anyone whose emails end in "let's find a time," a signature that includes a scheduling link removes an entire round of back-and-forth. Use this variant when the goal of the email is to book a call. Keep your name and role, then add a clear line pointing to your scheduling page. Pair it with AI Enhance when you want the sign-off line above the signature to match the email's tone — warm for a long-time client, brief for a cold prospect — without maintaining a separate snippet for each. Give it a trigger like ;sigbook so you only use it when a meeting is the next step.

[#FullName#]
[#Title#] · [#Company#]
Book a time: [#SchedulingLink#]

How to Get Started

Create your standard signature first and assign it the trigger ;sig — name, title, company, one phone number, one link, using placeholders for anything that varies by context. Then make a short variant on ;sigs for chat and mobile, and a booking variant on ;sigbook if you schedule calls. Type the trigger and your signature expands inline as you type — no hotkey needed (or press a hotkey if you prefer Hotkey Mode). Test each one in a real email and a Slack message to confirm the spacing looks right, then add seasonal or campaign variants (a conference banner line, a product launch link) on their own triggers when you need them.

Pro Tips

Keep one link per signature — a single clear call to action outperforms three competing links, and it keeps the block short enough to feel personal.
Make a short ;sigs variant for chat and mobile so your Slack and SMS replies don't carry a heavy four-line corporate footer.
Use placeholders for the title and link so one base signature serves multiple roles without maintaining near-duplicate snippets.
Use AI Enhance on the sign-off line above your signature to match each email's tone without creating a separate snippet for every situation.