Sending Quotes by Email: How to Know They Were Seen

A quote sent by email disappears into a silence that means nothing on its own. It could be under discussion, or it could have gone to spam. Those two situations call for opposite responses.
Table of contents
Why quotes are the strongest case for tracking
Most emails deserve to be left alone. A quote is different, for three reasons.
It has a decision attached, so the timing of your follow-up genuinely matters. It is often forwarded internally, which produces a pattern of repeat opens that tells you the discussion has moved beyond your contact. And its silence is genuinely ambiguous, unlike a newsletter, where silence means nothing at all.
Reading the pattern
- Opened within minutes, once. Received and filed. It says your email arrived, not that it was studied.
- Opened three or four times over two days. Under consideration, probably shared. This is the moment to be reachable.
- Opened again after a week of silence. The subject has come back on the table, often before a meeting. A short, useful message on that day lands very differently from the same message sent two days earlier.
- Never opened after three days. Treat this as a delivery problem first: wrong address, spam folder, a PDF too heavy. Check before assuming disinterest.
Practical measures that help more than tracking
- Put the essentials in the body of the email. Price, scope and timeline in three lines, with the PDF as confirmation rather than as the message. Attachments are what get filtered.
- Keep the file light. A ten megabyte PDF is a deliverability problem before it is a design decision.
- Announce the next step yourself. "I will call you Thursday unless you tell me otherwise" turns silence into an appointment.
- Send at a plausible hour. A quote arriving at 3 a.m. is triaged with the overnight noise.
Using the signal without showing it
The temptation, once you see four opens, is to mention it. Do not. Use the information to choose the day you call, and to guess which part of the quote is the sticking point. Then arrive with an answer: a payment schedule, a reduced scope, a comparable client.
What the recipient should perceive is a well-timed message from someone attentive, not a supplier watching a dashboard.
The limits, once more
A quote read on a phone with images disabled produces no open at all. A quote scanned by a corporate security gateway produces one within seconds, with nobody involved. Both cases are common enough that you should never make a commercial decision on the open data alone.
Structure the quote so the email itself is readable
Most quotes arrive as a PDF with a two-line covering message. That is convenient for the sender and unhelpful for everyone else, for a practical reason: attachments are opened later, on a bigger screen, and often never.
A better structure puts the decision in the body:
- The scope, in one sentence. What you will actually do.
- The price, plainly. Hiding it in the attachment makes the reader work for the thing they wanted first.
- The timeline, with a start date rather than a duration.
- The next step, owned by you: "I will call Thursday morning unless you tell me otherwise."
The PDF then confirms rather than reveals. This also has a measurement side effect: the tracking pixel lives in the body, so an open tells you the essentials were seen, which it cannot do when everything important sits in the attachment.
The internal forward, and how to see it
A quote of any size is rarely decided by one person. It gets forwarded, printed, discussed. That process is visible in the open pattern, and it is the most useful thing tracking gives you here.
Two opens minutes apart, from different clients, often means it has been forwarded to a colleague. A cluster of opens the morning of a weekly meeting usually means it is on an agenda. An open after a long silence often precedes a decision.
What you do with that is not to comment on it, but to make the forwarded version work on its own: a quote that assumes context from your previous conversation becomes unreadable to the finance person who receives it third-hand.
What to do when nothing is recorded
Three days of silence with no open is a diagnostic problem, not a commercial one. Work through it in order:
- Check the address. A typo produces a bounce; a wrong but valid address produces silence.
- Check the size. A large attachment is filtered by some gateways before anyone sees it.
- Check with a different channel. A short message elsewhere asking whether it arrived is legitimate and does not reveal anything.
- Resend the essentials without the attachment. If the PDF was the problem, the plain version will get through.
Only after those four does "they are not interested" become a reasonable hypothesis.
Following up without pressure
The follow-up on a quote is the hardest message in a commercial exchange, because everything you say sounds like chasing money. What works is to add rather than to ask.
A payment schedule if you suspect the total is the issue. A reduced scope if the timeline is. A comparable client if the risk is. Each of those gives the person a reason to reply that is not simply "yes or no", which is the question they are avoiding.
And a firm limit: two follow-ups, then an explicit close. "I will leave it there, tell me if it comes back" preserves the relationship far better than a fifth message, and it occasionally produces the reply the four before it did not.
Conclusion
Of all the emails you send, the quote is the one where knowing changes what you do. Track it, read the shape rather than the number, follow up when the subject is demonstrably alive, and keep the source of your good timing to yourself.
Frequently asked questions
Should I put the price in the email or only in the PDF?
In the email. Hiding the price in an attachment makes the reader work for the thing they wanted first, and an attachment-only quote is invisible to tracking as well.
How long should I wait before following up on a quote?
Twenty-four to forty-eight hours after the last open if it has been opened several times, and three to four working days if it was opened once. No open after three days is a delivery problem to investigate first.
What does it mean when a quote is opened many times?
Usually that it is being discussed or forwarded internally. Treat the most recent open as the signal, and follow up with something that addresses the objection you suspect rather than asking for a decision.
Track the emails that matter
Install mailcheck for free and track up to 10 emails per month in Gmail and Zoho Mail.
Add to Chrome, freeNo credit card. Unlimited tracking from 9 EUR per month.
Keep reading
Email tracking