Buy and swap
How to organize a book swap (Trueque express)
By Librarius Editorial Team · Published on
Run a book swap with clear caps, matching rules, and a time box. In Librarius create a Trueque express event, invite readers, and use the wall for lists. Print this page checklist for in-person hosts.
A chaotic swap ends with full tables and unhappy people: the classic "I brought five and left with one". The version that works looks like a mini fair with a clock: everyone knows how many books they enter, which genres are welcome, and when the round ends. This guide targets hosts in libraries, clubs, coworking spaces, or parks, and anyone convening from Librarius with the Trueque express format. If you are new to P2P on the app, start with sell and swap books on Librarius.
Before you invite people, define the goal: rotate summer paperbacks or land new nonfiction? That filters guests. If the group comes from "books I already read", link what to do with finished books so they bring copies they can actually trade. For one-to-one meetups later, review swap books in person safely.
Minimum rules before the day
| Format | People | Upside | Risk |
|---|---|---|---|
| Open round | 6-12 | Direct negotiation | Chaos if rushed |
| Numbered tickets | 12-25 | Order at the table | More prep |
| Genre tables | 15-40 | Fast matching | Odd niches left over |
| Strict 1×1 | Any | Clear rules | Someone leaves empty-handed |
- Cap books per person (6-12 is typical for express).
- Minimum condition: no mold, no loose pages; highlighting OK if disclosed.
- Language and genre: say if Spanish fiction only or mixed open shelves.
- Matching: open round, numbered tickets, or category tables.
- Leftovers: donation, second round, or take-home plan.
Post rules on the event wall and repeat them aloud at start. If someone brings double the limit, do not shame them: ask them to leave half in a box marked "only if time allows". That keeps capacity honest.
Trueque express script (90 minutes)
- Minutes 0-10: welcome, rules, place books on table or shelf by arrival order.
- Minutes 10-25: browse without grabbing (optional) or quick back-cover reads.
- Minutes 25-50: one-to-one proposals or ticket matching.
- Minutes 50-65: close deals; note who delivers what to whom.
- Minutes 65-80: second round for leftovers or agreed donation.
- Minutes 80-90: pickup, optional group photo, reminder to mark swaps in the app.
Trueque express is not an auction unless you announce that separately. Symbolic price tables need their own color label. Mixing formats without warning creates friction when someone expected pure exchange.
Printable host checklist

- Table, chairs, and entry signage.
- Printed participant list and book limit.
- Pens, sticky notes, or numbered tickets.
- Donation box for leftovers (library or NGO agreed in advance).
- Water and coat area that does not block aisles.
- Photo of the venue for late arrivals (post on the wall).
This page has shareAsset printable: use print or save as PDF and bring the checklist to the venue. Mark completed lines with pen; reuse the sheet next time.
Create the Trueque express event in Librarius
In the app, create an event and pick Trueque express (in-person). Set capacity, start and end time, and address or meeting point. Invite club members or local readers. Use the wall so each person lists up to N titles before the day: fewer surprises, faster matching.
Trueque express appears in the event type picker with that exact name; do not confuse it with a long book-club meetup or silent reading. If your club already has an active wall, pin a post with rules and a link to this guide.
Match offers without fights
Three methods work in express: open round (everyone negotiates), tickets (each book has a number and proposals go on a board), or genre tables (kids, essays, comics). Open round gets chaotic above fifteen people; tickets scale better. Name one "referee" only for ties, not for every trade.
If two people want the same copy, use a criterion agreed upfront: similar quality count, coin flip, or "first closed proposal". Without criteria the host improvises and loses authority.
After the event
Ask on the wall for optional photos of what each person took home. Mark swaps in your library if the app allows. Collect leftovers the same day: boxes in a corner for a week create odor and venue complaints.
Run a dry run with two friends the week before: time to set the table, read covers, and close one trade. Adjust capacity from that result. If time remained, extend the second round; if you ran short, lower the per-person book limit.
Groups that repeat every quarter can rotate venues between homes or cultural spaces: whoever hosts should not moderate alone; share tasks with another volunteer. Note in the event which matching method worked best.
If you occasionally allow symbolic sales, keep accounting separate: swap on one table, sale on another with visible prices. Attendees should know the format before they arrive.
If many copies remain, agree a joint donation to a neighborhood library: one delivery with a list names the club better than ten loose bags.
Space, capacity, and accessibility
Measure the room before inviting: each person needs space to open at least two books on table or lap. Narrow aisles create queues and dropouts. Reserve a low table for wheelchair access. Mark emergency exits without blocking them with boxes. A comfortable express rarely exceeds twenty people in one medium room.
Outdoors: rain plan with pergola or alternate date on the wall twenty-four hours ahead. Wind blows covers; use clips or market weights. Direct sun tires people in a ninety-minute round; seek shade.
Communication before the event
Three reminders are enough: when you create the event, one week before, and the day before with time, meeting point, and a photo. Ask for attendance confirmation to plan tables. On the wall, use a fixed template: "Bringing / Looking for / Language" in three lines per participant. That cuts circular "do you have mystery?" threads without a concrete list.
If someone cancels late, do not reschedule for one person unless there is a storm: the group that shows up deserves the round. Lower max capacity next time if late cancellations are common.
After the swap, run a short wall poll: tickets, genre tables, or open round? Was the length right? Two questions are enough. Improve the next edition without an extra meeting.
For school clubs or children's libraries, lower the book cap and require an adult responsible for each minor. Keep the kids stack away from the adult swap to avoid similar-cover mix-ups.
Volunteer roles and closing the loop
The host moderates time; another person tracks agreed trades on paper or phone; an optional third person photographs the starting table for reference. Do not load every task on one volunteer: at forty minutes they need water. Rotate roles each quarter so more members learn to convene.
A "leftovers volunteer" watches the donation box and counts unmatched copies before the second round. Announce every fifteen minutes how long until close: that cuts endless last-minute haggling.
Trueque express and the marketplace afterward
What you do not swap can go to Librarius the same day with photos you already took for the event wall. Reuse descriptions instead of rewriting. If you agreed a symbolic sale with someone from the room, close it in app chat for a friendly record.
Clubs that repeat swaps each season can alternate with another format from the literary meetup types article: silent reading one month, express swap the next. Variety keeps attendance without burning the organizer.
Log lessons in private club notes: real headcount, winning matching method, incidents (rain, missing tables). Institutional memory avoids repeating mistakes when the organizer changes.
If the venue is a public library, coordinate setup and teardown with staff. Leaving boxes overnight without permission closes doors to future club events.
Staggered arrival: early guests place books in ticket number order if you use tickets. That keeps latecomers from only seeing rejected piles. Ten minutes before minute zero helps you set up without rushing.
Mild conflicts (two people want the same book, someone changes their mind) go to the written criterion, not volume: the host cites the agreed rule and offers a coin flip or second round. Note patterns: overflowing genres mean an unbalanced invite next time.
Staggered arrival helps: early guests place books in ticket order so latecomers are not stuck with rejected piles. Ten minutes before minute zero is enough to set up without rushing. Mild conflicts (two people want the same copy, someone changes their mind) go to the written criterion, not volume: the host cites the agreed rule and offers a coin flip or second round. Note which genres overflow: next time you invite with a clearer mix.
When you wrap up, remind people to mark in Librarius books that left their library so nobody hunts for them on the shelf next week.
Invite a co-host if you expect more than fifteen people: one watches time, another answers rule questions. In Trueque express, procedural clarity beats long literary chat.
Bring blank adhesive labels so anyone who forgot genre tags can add them at the door. That reduces mixed tables of "something historical" with no other clue.
If you use numbered tickets, print two strips per book: one on the spine, one on the proposal sheet. Avoid fights over "the blue one with no number."
Close the event in Librarius with attendance marked if your club tracks it: headcount helps when you ask for a larger room next season.
Offer water and a five-minute break halfway through: negotiating trades is more tiring than silent reading. You return with fresh heads for the second leftover round.
If someone brings an unchecked box with mold, set damp copies aside without drama: protect the rest of the pile and restate the minimum condition rule calmly.
Post a post-swap summary on the event wall: how many trades, donation photo, thanks to the venue. Close the loop and announce a tentative next date.
Before you repeat the format, ask in one sentence what to improve: more round time, fewer books per person, another neighborhood. A Trueque express matures with honest feedback, not only more invites.
If the club mixes very different profiles (comics only vs essays only), run two mini tables at once with balanced capacity. Half the group should not stare at irrelevant stacks for ninety minutes.
A box marked "free books" at the end helps people who brought too many and do not want to carry them home: voluntary gift, never required. Make clear nobody should feel pressured to leave good titles.
After the event, post a brief wall summary: how many trades closed, photo of the empty room, and thanks. People who missed it still learn the format for the next invite. If books remain unmatched, agree in the event chat whether someone picks them up for donation or you run a second online round with photos and "Interested" in the marketplace. Save that note in the printed PDF next to the host checklist and active participants.
Frequently asked questions
How many books should each person bring?
Between six and twelve in express format; fewer if space is tight.
Can I mix swap and symbolic sale?
Yes if you announce it before the day; no surprise "this one is five dollars".
What about leftovers?
Second round, agreed donation, or take home; never force someone to take junk.
Trueque express online?
The type is built for in-person; online use wall and chat, but the ninety-minute script is for physical space.
Sources
- Librarius : Literary meetup formats (Librarius)
- American Library Association : Programming ideas (ALA)
- Librarius : Sell and swap (Librarius)
- Reading Agency : Community reading (The Reading Agency)
- IFLA : Libraries and literacy events (IFLA)
