See Social Tote pattern for full instructions.
Mark corners and midlines (where indicated in directions).
Sew between dots.
Sew short sides.
Pin long bottom side (matching midlines).
Sew between dots.
Clip corners and sew remaining sides.
Cut in half.
Add secondary divider (one side at a time, starting at bottom).
Sew sides.
Sew to other side.
Baste compartments together at sides and bottom.
Trim divider seam allowance.
Continue with large compartment.