How to collect documents from multiple people without losing your evenings

Twelve people, four documents each. On paper, that's forty-eight files. In real life, it's a hundred messages, three separate threads, a Downloads folder full of "IMG_4471.jpg" and someone who swears they sent their certificate on Tuesday.

Almost nobody refuses to send their paperwork. Everybody puts it off. Here is a method that takes this into account, step by step, whether you use a dedicated tool or just an inbox.

Why does it always go wrong in the same place?

The request goes out fine. What goes wrong is the follow-up.

Everyone replies in their own way: one person sends three documents out of four, another sends a blurry photo, a third replies "ok I'll look tonight" and disappears. After a week, you no longer know who sent what, and the only way to find out is to reread everything.

When you need to collect documents from multiple people, the real work isn't asking. It's keeping track, for each person, of the exact status of each document, and only chasing what's missing. Everything else in the method serves that goal.

What should you prepare before sending the first message?

Everything you settle now is something you won't have to explain twelve times. Before writing to anyone, decide on:

• The exact list of documents, using the names people actually know them by. "Your latest tax return" rather than "proof of tax status". "Your current home insurance certificate" rather than "certificate".
• The expected format. PDF, a readable photo showing all four corners, front and back. If you don't say so, you'll get a cropped screenshot.
• Who sends what. The same list for everyone, or one list per person. A co-borrower doesn't need the same documents as a guarantor.
• A deadline. A date, not "as soon as possible". Give yourself a buffer: announce the 10th if you need everything by the 15th.
• A template or an example for every form that has to be filled in. A form without an example comes back half completed.

And ask yourself one question for each line: do I really need this? The GDPR, the European data protection regulation, requires personal data to be "adequate, relevant and limited to what is necessary in relation to the purposes for which they are processed" (GDPR, Article 5 (opens in a new tab)). An unnecessary document means one more follow-up and one more risk to store. In some cases, the list is even set by law: that's the case for the documents in a rental application in France.

What message gets a complete reply?

A good request can be read in thirty seconds and leaves no question open. It says why, what, how, and by when.

Hi Emma,

To complete your registration, I need 4 documents by Friday, October 10:

1. Your ID (front and back, readable photo)
2. Proof of address dated within the last 3 months
3. Your current insurance certificate
4. The attached form, filled in and signed

The easiest way: reply to this message with the files attached, one PDF or photo per document.

If you're missing a document, just let me know and we'll find a solution.

Many thanks,
Vincent

Three details matter more than they seem. The list is numbered, so the person can reply "I'm missing number 3". The date includes the day of the week, which makes it real. And the last sentence opens a door: someone who doesn't have the document will often stay silent rather than admit it.

Should you create a group chat to speed things up?

No. A WhatsApp group or an email with everyone in copy is the best way to receive nothing.

First, documents are personal. An ID card posted in a group is visible to every member, and it stays there. If someone insists on sending a sensitive document by messaging app, suggest they add a watermark first (in France, the government offers a free tool for this, FiligraneFacile (opens in a new tab), in French). Second, a group message is addressed to nobody in particular: everyone assumes the others will reply first. Finally, the replies get mixed up, and finding Emma's certificate among forty messages is a job in itself.

The rule: one request per person, one channel per person. If you use email, send an individual email to each person. If you use a shared folder, create one subfolder per person, accessible to that person only.

How do you track who sent what?

With a table, even a basic one. One row per person, one column per document, and in each cell one of these three statuses:

• Received: the file has arrived, you've opened it, it's readable and it's the right document.
• To redo: it arrived, but it's blurry, expired, incomplete or from the wrong year.
• Missing: nothing has arrived.

Only mark something "received" after opening the file. A tax return from the wrong year discovered three weeks later costs far more than a ten-second check on the day it arrives.

Rename each file as soon as it arrives, always following the same pattern: LASTNAME_Firstname_document_date.pdf. SMITH_Emma_insurance_2026-10.pdf can be found in a second. Scan 12.pdf never can.

How often should you follow up?

Follow up early, often, and only on what's missing. A rhythm that works well for a two-week deadline:

1. Three days after the request, a short reminder to those who haven't sent anything.
2. Halfway through, a specific message to each person that names only the missing documents.
3. The day before the deadline, a final, more direct reminder.
4. On the day itself, a call or a text to the last few.

Targeted follow-ups change everything. "I'm just missing your insurance certificate, everything else is fine" gets a reply. "Don't forget to send me your documents" chases someone who has already sent everything, and annoys them. On the right tone to use, see how to follow up without being pushy.

Hi Emma,

Thanks for your documents, everything is fine except one:
- your current insurance certificate.

Could you send it to me by Friday? A photo is enough.

Thanks,
Vincent

For more complete templates, from the first reminder to the last follow-up, see our six reminder email templates.

Where should you file what arrives, and for how long?

One folder per person, inside one folder per project. Nothing in Downloads, nothing on the desktop, nothing left in a chat.

And once the file is complete, clean up. The GDPR also requires that personal data be kept "for no longer than is necessary for the purposes for which the personal data are processed" (same article (opens in a new tab)). A registration approved, a file submitted: the copies you used have no business staying in your inbox. Remember to clear the conversation where someone sent you a photo of their ID card, too.

How far does the manual method go?

With a spreadsheet and an inbox, it holds up well for about ten people. Beyond that, tracking is the first thing to break: a targeted follow-up means rereading the table every morning, and that's exactly the task that gets skipped on busy days. If you need to collect documents from multiple people every month, or from thirty people at once, you become the bottleneck.

Please Send It takes care of that tracking: each person gets their own link, uploads their documents from their phone without creating an account, and the reminders go out automatically until everything has arrived, filed by person.