Hi - Just took my GMAT exam and am looking to sell my GMAT study materials. I scored a 700+ and these books were very helpful in my preparation. I can sell the materials individually for $10 each or in a package for a discount.

The Official Guide 13th Ed. (latest edition, includes over 900 real GMAT questions) I also have 12th & 11th Ed for additional practice. $20 (retails $42.95)
The Official Guide - Verbal Review Book (300 real GMAT questions) - 2nd Edition (latest)
The Official Guide - Quant Review Book (300 real GMAT questions) - 2nd Edition (latest)

Manhattan GMAT (4th Edition) - Selling 9 book set for $75 (retails $26/each)
Guide 1 : Number Properties
Guide 2: Fractions, Decimals, and Percentages
Guide 3: Equations, Inequalities, and VICS
Guide 4: Word Translations
Guide 5: Geometry
Guide 6: Critical Reasoning
Guide 7: Reading Comprehension
Guide 8: Sentence Correction
Guide 9: Integrated Reasoning & Essay
Foundations of GMAT Verbal
Foundations of GMAT Math
Advanced GMAT Quant Book

Kaplan Package (whole package for $30)
Kaplan GMAT Course Book
Kaplan GMAT Advanced Workbook
Kaplan Pocket Reference
Kaplan: GMAT 800 - Advanced Prep for Advanced Students

The Princeton Review - Cracking the GMAT, 2012 Edition

Test Simulation Booklet & Marker
Complete Start-to-Finish MBA Admissions Guide By: MBA Mission