Every "how to track receipts" guide — including a few I've written — gives the same advice: capture each receipt the moment it's in your hand. That's the right habit, and it's completely useless for the pile you already have. Nobody adopts a system on day one of their business. You adopt it in year two, with eight months of paper in a drawer, a folder of emailed PDFs you never opened, and a low-grade dread about what's missing.
So before the good habit can start, there's a one-time job: clearing the backlog. Here's how to do it in an afternoon instead of surrendering a weekend to it — and, just as importantly, how to know when to stop.
Sort before you scan
The instinct is to grab the drawer and start photographing. Don't. Five minutes of sorting the physical paper first saves an hour of untangling on a screen later.
- Split by year. Tax records are organised by year, and it's the one division you genuinely can't reconstruct later from a blurry photo. Get this right up front.
- Then a rough by-business split, if you run more than one. Restaurant receipts in one heap, rental-property receipts in another. Separating the paper while you can still remember which was which is far easier than tagging two hundred receipts individually afterward. (If keeping two businesses' books apart is the real problem, that's its own piece.)
- Pull the obvious throwaways. ATM slips, receipts for things that were never deductible, duplicates. No point digitising noise — which receipts to keep and which to bin is a whole guide on its own.
Don't bother sorting by month or by category. That's what the software is for; doing it by hand is exactly the work you're trying to avoid.
Capture fast, correct later
The mistake that turns a backlog into a lost weekend is trying to make each receipt perfect before moving to the next: scan, fix the merchant, set the category, add a note, then the next one. Two hundred receipts at a careful minute each is over three hours of unbroken tedium, and you'll quit around receipt forty.
Split it into two passes instead:
- Pass one — capture. Go down the stack photographing receipts as fast as you can, one after another. Let the OCR read the store and total off each image, glance that it's roughly right, set the date from the slip, and move on. Don't stop to fix anything. This pass is fast precisely because it's mindless.
- Pass two — correct. Now work through the captured list on screen: fix what OCR missed, set categories, and tag receipts to the right business or trip. This is where selecting several receipts at once earns its keep — grab every receipt from the same supplier or the same category and tag them in a single batch action instead of one at a time.
Separating capture from correction is the single thing that makes a large backlog survivable. The boring part goes fast, and the fiddly part gets batched.
What OCR will struggle with (and why that's fine)
Old receipts are the hardest case for any scanner, so calibrate your expectations before you start rather than getting frustrated at receipt ten:
- Faded thermal. Thermal receipts lose their ink over months in a warm drawer or glovebox. If the print has gone to a ghost, OCR — like a human — will struggle. Photograph these first, in good light; a faint receipt read today beats a blank one next year. Getting the photo right matters more here than anywhere.
- Handwritten totals and tips. A restaurant receipt where you wrote the tip and final total by hand: OCR reads the printed subtotal, not your handwriting, so expect to correct the amount on those yourself. (More on where OCR trips up.)
- The ones that were never paper. Half a backlog is often emailed PDFs and order confirmations sitting in an inbox. Those don't need a camera at all — import them straight from the file, and they usually read cleanly because the text is crisp rather than photographed. Handling PDF and emailed receipts is its own thing.
The goal for a backlog isn't a perfect read on every receipt. It's a captured image plus a correct total on the ones that matter — a much lower, much saner bar.
Put the images somewhere they'll outlive the drawer
Whatever you use to scan, think about where the images land, because a backlog you digitise into an app you later cancel is a backlog you'll have to clear twice. The durable answer is your own storage: with Starlog, each receipt image files into your own Google Drive, in a clean per-business, year-and-month folder tree — the same structure you'd have built by hand if you'd stayed disciplined. Once it's there, the drawer of paper becomes optional; the searchable, backed-up copy is the record.
If you'd rather keep filing into Drive manually, the folder-and-naming conventions here hold up well for a light load. Either way, the principle is the same: the image is the evidence, and it should live somewhere you control rather than inside a subscription.
Know when to stop
Here's the part most backlog advice skips. You don't have to digitise every scrap, and chasing completeness is how an afternoon becomes a weekend. Two things decide what's worth your time:
- Size and recency. A ₹80 or $6 parking slip from fourteen months ago carries far less deduction — and far less audit risk — than a large, recent equipment invoice. Clear the big and the recent first; if you run out of steam in the long tail of tiny old receipts, you've still captured the receipts that actually move your numbers.
- How long you're required to keep records. Retention windows differ by country — the US generally expects you to keep supporting records for a few years, and India's GST rules run to six years — so a receipt old enough to be past the window it needed to survive may not be worth digitising at all. The specifics turn on your situation, so confirm the retention period that applies to you with your CA or CPA before you bin anything.
Digitise down to the point where the next receipt is smaller and older than the effort to scan it, then stop and switch to the real habit: capturing new receipts as they arrive.
The takeaway
The backlog is a one-time job, not a way of life. Sort the paper by year and by business while you still remember the context, capture fast in one pass and correct in a second, expect OCR to fumble the faded and the handwritten, file every image into storage you own, and stop when the receipts left are too small and too old to matter. Do that once and the drawer is empty — and from here, the free scanner or an app that files each new receipt as it lands means you never have to clear a backlog again.