This is a lecture for entrepreneurship elective in Ateneo Graduate School in the Philippines, a leading school in MBA education. The presentation has been uploaded at slideshare for the convenience and ease of access of present and former students for the said elective. Since the presentation has been updated, the students get the newest and latest. The most difficult part in any entrepreneurial venture is determine which business to get into. This is often stymied mostly, by seeming overcrowding and lack of opportunity in the market place. The presentation says that there are many ways to seek for those opportunities.