[THE INVESTOR] For many global startups, a four-month accelerator program of 500 Startups, a US venture capital seed fund, is an eye-opener.The startup accelerator program, held four times a year at two of 500’s offices in Mountain View and San Francisco, is a mixture of collaboration as well as fierce competition among startups from around the world. Mentors, called coaches there, also provide full support in a range of sectors, such as marketing and sales, for the participants.“The two acceler