Just a store were you will buy your laptop and make sure that it pass with the CS Go game spec requirements.
CS: GO Minimum Requirements:
Intel CPU: Dual-Core Pentium D @ 2.4GHz
AMD CPU: Dual-Core AMD Athlon 64 X2 @ 2.0GHz
RAM: 2 GB
NVidia GPU: NVidia GTX 200 or greater
AMD GPU: AMD HD4000 or greater
OS: Windows XP 32-bit (SP3)
DirectX: DirectX 9
HDD Space: 4GB
FPS Verdict: 60 - 100.
CS: GO Reccomended Requirements:
Intel CPU: Quad-Core Intel Core i5 @ 2.66GHz
AMD CPU: Quad-Core AMD Phenom II @ 2.5GHz
RAM: 4 GB
NVidia GPU: NVidia GTX 500 or greater
AMD GPU: AMD HD6000 or greater
OS: Windows 7 64-bit (SP1)
DirectX: DirectX 11
HDD Space: 4GB
FPS Verdict: 120 - 200+
http/www.game-debate.com/games/index.php?g_id=2323&game=Counter-Strike:%20Global%20Offensive