How do you keep track of who hasn't replied to you yet?

Short answer: Keep a separate "waiting for" list, not just your inbox: for each item note who owes you what, when you asked, and the date you'll follow up. Review it on a set schedule and send a short nudge when a date passes — that's the difference between a to-do list (what you'll do) and a follow-up tracker (what others owe you).

Business owners ask this in nearly the same words: "How do you keep track of emails you're waiting on?" (r/smallbusiness), "honest question — how do you track who hasn't replied to you yet?" (r/Businessowners), and in the productivity world, "How do you track your 'waiting for's'?… when waiting for a response to an email you've sent or for items that someone else needs to give you" (r/gtd). Etsy sellers ask the customer-side version: what tools keep "customer requests and actions straight?" (r/EtsySellers).

To-do list vs follow-up tracker: what's the difference?

A to-do list holds things you need to do. A follow-up tracker (in Getting Things Done terms, a "Waiting For" list) holds things someone else needs to do before you can move on — a supplier's quote, a client's sign-off, a customer's photo for a custom order, a refund.

They fail differently. A to-do item nags you because it's yours. A waiting item goes silent, because the ball isn't in your court — until a deadline passes and it suddenly is. That's why it needs its own list with dates.

Step 1: Log it the moment you hit "send"

Whenever you send something that needs an answer, add a line:

The r/gtd community's common advice is the same: record the person, the outcome you need, the date requested and a check date (thread).

Step 2: Pick a home that resurfaces things

Options, from lightest to heaviest:

  1. Email snooze or flags. Snooze your sent email to return in a few days, or flag it with a due date (a common answer on r/Outlook). Good for low volume, but it only covers email.
  2. Folders by stage. Some Etsy sellers sort conversations into "Contacted" and "Closed" folders and follow up on anything in "Contacted" older than two days (thread).
  3. A dedicated list that covers email, texts, calls and marketplace messages in one place. Better once follow-ups come from several channels.

Step 3: Review on a fixed rhythm

Daily for customer-facing work, weekly for everything else. Go down the list: anything past its follow-up date gets a nudge today. Anything resolved gets closed.

Step 4: Nudge politely, and turn it into your action

When a date passes, the waiting item becomes a to-do: "email Sarah for the report." Keep nudges short:

Hi [name], just checking on [specific thing] from [date]. Could you let me know by [new date]? Thanks!

Then set the next follow-up date. If there's still no reply after two nudges, switch channels (call, or message on a different platform).

Step 5: For custom orders, track stages

For makers and small shops, each custom order is a chain of handoffs: enquiry → quote sent → waiting on customer approval → in production → shipped. Mark which stages are "waiting on customer" so silence triggers a nudge rather than a stalled order.

A last tip: when a reply finally arrives, close the item the same day. A waiting list full of things that are already resolved stops being trusted — and an untrusted list is one you stop checking.

Follow-up checklist

How ActionShot Tracker helps

ActionShot Tracker treats "whose turn is it?" as a first-class field. Share or screenshot the message you're waiting on, and when the wording suggests the other side owes you something ("will send", "under review", "haven't heard"), it suggests marking it as waiting on them and tries to pick out who. It schedules check-ins for waiting items, and a separate "For My Business" space keeps client and supplier follow-ups apart from personal ones.

FAQ

What is a "Waiting For" list?

A list of things other people owe you before you can move forward — replies, documents, payments, approvals — each with the date you asked and a date to follow up. The term comes from the Getting Things Done method.

How long should I wait before following up on an email?

For routine business emails, 2–5 business days is a common follow-up window. For anything with a hard deadline, follow up earlier and state the date you need an answer by.

What's the difference between a to-do list and a follow-up tracker?

A to-do list holds actions you take; a follow-up tracker holds things you're waiting on from others, with dates to check in. Waiting items go silent, so they need their own dates.

Can I just use my inbox to track replies?

For low volume, snoozing or flagging sent emails can work. Once follow-ups come from texts, calls and marketplace messages too, a single separate list is easier.

Sources

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