Student marketplace

The books that
helped them ace it

Buy pre-annotated textbooks from students who aced the same course. Their highlights, notes, and insights — yours for less than new.

2,400+

Active listings

1,800+

Students served

4.9★

Avg seller rating

$0

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Computer Science Mathematics Physics Chemistry Biology Economics Engineering Psychology History Business Literature Statistics

How it works

Simple, safe, student-first

Every transaction is protected by escrow. Funds only release after your book is confirmed shipped.

1

List your book

Enter an ISBN, describe your annotations, set a price. Goes live in minutes.

2

Buyer pays securely

Funds held in escrow via Stripe. The seller can't touch them until shipped.

3

Print & ship

We generate a prepaid label. Carrier scan triggers the escrow release clock.

4

Get paid

Funds auto-release after the hold period. Straight to your bank via Stripe.

About Remark

The marketplace we
wished existed in college

Every semester, students pay full price for blank textbooks — while used copies with penciled margins and highlighted passages sit on dorm shelves. Those annotations are worth something. We built Remark to surface them.

We connect students who want to sell knowledge — not just paper — with students who want a head start. Shipping, escrow, and payments handled end-to-end.

Browse books Read the FAQ

Annotations that teach

We grade every listing by annotation depth. A heavily-annotated O-Chem book from someone who scored 97% is a very different product from a clean copy.

Escrow, not trust

Payment is held by Stripe until the carrier scans the package. Neither side can get burned — the funds move only when the book moves.

Built on reputation

Seller trust scores, verified .edu badges, and a review system mean the community polices quality better than any algorithm can.