Minisites are as good as your store front (with your sales copy as your salesman in print) to sell more of your books and information products. That's why minisites are the most popular type of sites in the web. All you need to sell more of your books is a glorified sales letter minisites. The minisite where you have the image of your book cover with sales letter and a framing on the sides. Have a good headline to introduce your book as an attention-getting mechanism. Your minisite(s) may or may not have header panel.