How many airmiles should you be earning on every dollar spent on your credit card? How can you as a couple maximise your credit card spends to travel for almost free on SIA? How can you avoid the card with a high annual fee, and still get your hands on the best mile-to-dollar conversion rates?

Michelle Martin finds out with the author of a new book, ‘Chasing Miles: A Beginner’s Guide to Singapore's Best Air Miles Credit Cards', written by a man who has put his family of four on a long-haul flight for almost nothing, Tim Phillips.