Your love of reading would be determined by the kind of effort you make to buy books online in Singapore. In order to find the best deals on the books, it would often be a good idea to compare different prices across several stores. It would be pertinent to mention here that you would not be required to do this manually, as several good comparison shopping engines could help you fetch prices of books from multiple stores.
You could also look for coupon sites for online bookstores to suit your money saving needs. You would come across a plethora of coupon sites that could help you buy the best books at highly competitive price.