1

80% Google Street View 120 35 90%

2

-http://thesis.topco-global.com/TopcoTRC/2010_Thesis/K0046.pdfKWD: Matching

3

Chrome

> 4 10 50 500

(PTT)5 2500 Glassdoor.com

http://www.glassdoor.com/press/glassdoor-empowers-employers-showcase-benefits-perks6

Ursalary.com7

8

9