If you've typed a professional email closing and paused over whether to write "looking forward to hearing from you" or "I look forward to hearing from you," you're not alone. The debate around looking forward to vs I look forward to comes up constantly in business writing, and the choice matters more than it might seem. One reads as warmer and conversational; the other reads as formal and polished. Neither is wrong, but using the wrong one in the wrong context can throw off the tone of an otherwise well-crafted message.
What's the grammatical difference?
"I look forward to" is a complete sentence. It has a subject ("I"), a verb ("look"), and an object phrase that follows. The verb sits in the simple present tense, which in English can describe a habitual or earnest expectation. You're stating something as a fact: you look forward to this, as a matter of your present orientation.
"Looking forward to" is a participial phrase. It has no subject. In an email sign-off, the implied subject is "I am," but that subject never appears on the page. The result is a fragment, technically speaking, though it's one that nearly everyone accepts in casual professional writing. It's shorter, breezier, and reads less like a formal declaration.
Both versions must be followed by a gerund (a verb ending in "-ing") or a noun, never a bare infinitive. So "I look forward to hearing from you" is correct; "I look forward to hear from you" is not. The same applies to the participial form: "looking forward to meeting you," not "looking forward to meet you."
When to use "I look forward to"
Use the full subject-verb form when formality counts. Job application letters, proposals to new clients, board communications, legal correspondence, and letters to senior executives all benefit from the grammatically complete version. It signals that you've chosen your words deliberately.
It's also the right call when the email is long and structured. A carefully written message that suddenly ends with "looking forward!" can feel like the writer ran out of steam. "I look forward to your decision" or "I look forward to our conversation on Thursday" closes the message with the same care it opened with.
One more reason to choose it: it's unambiguous. In global business writing, where readers may be working in their second or third language, a grammatically complete sentence is always easier to parse than a dangling phrase. If you want practical guidance on crafting openings for an international audience, the article on opening sentences for global email covers this well.
When "looking forward to" works fine
In everyday emails to colleagues, quick replies to clients you know well, and follow-up notes after a friendly meeting, the participial form is completely at home. It's less stiff. Most professionals write it without thinking twice, and readers don't notice the missing subject because conversational English drops it constantly.
"Looking forward to catching up!" at the end of a note to a long-standing client reads warm, not sloppy. The same phrase in a cover letter to a law firm reads incomplete. Context is the deciding factor, not grammar alone.
Common variations and whether they work
A few related closings appear in professional email, and they're worth sorting out:
- "I'm looking forward to it" works as a standalone reply when the antecedent is already established ("Can we meet Thursday?" / "I'm looking forward to it"). In a cold email, "it" has no clear referent, so the phrase falls flat.
- "We look forward to" is common in corporate communications, press releases, and formal letters sent on behalf of an organisation. It's grammatically identical to the "I" version, just with a different subject.
- "Looking forward to your reply" is a polite nudge that implies a response is expected. It's more direct than "looking forward to hearing from you," which leaves the door slightly more open.
- "Look forward to hearing from you" without a subject is technically a command, which is rarely the right register for a closing. Avoid it in professional writing.
The "to" trap that catches everyone
The word "to" in "looking forward to" is a preposition, not part of an infinitive. This trips up a lot of writers. Because "to" so often appears before a verb base form ("to meet," "to discuss"), the instinct is to write "looking forward to discuss this further." That's wrong. The preposition "to" must be followed by a noun or gerund: "looking forward to discussing this further." Read it aloud with "to" as the end of a prepositional phrase, and the gerund will feel natural.
This same preposition-versus-infinitive confusion appears in other common phrases. If you find grammar details like this genuinely useful, using commas with introductory clauses and phrases tackles another area where punctuation and grammar instincts often diverge in business writing.
What tone are you actually sending?
Tone is the real reason this choice matters. "I look forward to your feedback" sounds measured and professional. "Looking forward to your feedback!" sounds eager and friendly. Neither is wrong, but they're different. Add an exclamation point to the full form and it softens considerably; drop the subject from the participial form and the exclamation point becomes almost necessary to avoid sounding curt.
Think about the relationship and the stakes. A cold outreach to a potential partner warrants "I look forward to speaking with you." A follow-up to a recruiter after a phone screen could go either way. A quick internal note to your team is fine with "looking forward to it."
The closing line of an email does real work. It's the last thing a reader processes before deciding whether to reply, file the message, or ignore it. Closings like "thank you in advance" carry their own risks and implications, and "looking forward to" is no different. Choose it deliberately, not by default.
A quick decision rule
If you're not sure which form to use, run this check. Would you use a salutation like "Dear Mr. Chen" at the top? Use "I look forward to" at the bottom. Would you use "Hi Sarah" or just the person's first name? Either form works, but "looking forward to" fits better. The formality of your opening should roughly match the formality of your closing. Consistency in register is what makes a professional message feel intentional rather than assembled from stock phrases.
Write the whole sentence out. Don't abbreviate it to "LF2" in any professional context. And make sure whatever follows "to" is a gerund. Get those two things right, and either form will serve you well.