Search on the internet
Find book websites online. Well known booksellers like Amazon, All bookstores and Half provide books for a number of titles and even the very recent bestsellers. On the other hand, you need to make a comparison between the costs of different sites. Moreover, Barnes and Noble booksellers also sell online book selling game. There are other sites as well that sell books on the internet.
Check the ratings of the books before buying
You need to read the vendor reviews before you purchase. Remember to see various customer reviews along with ratings for the vendor you will be buying from. If you are ordering several books, you will probably get deals from a lot of vendors. Make sure you do not buy used books without checking the seller reviews.
Condition of the book
You should know the condition of the book that you are buying. Sellers have certain comments on every book for sale. Read this portion to learn the condition of the used book. Some sites list their books by conditions like brand new, very good, good, like new and acceptable. Prices for the books are listed according to the category they fall in. Also you need to be ready to pay for shipping charges as the price of the book is not inclusive of shipping costs.