Help build a 'community of trust' around Bookmark Buddy by letting people know how useful you find it. Advertising a niche product like this is rarely cost-effective, so word of mouth is essential to ensure continued sales to fund ongoing development.
Clicking the Facebook Recommend or Google +1 buttons (top-left corner of the page) is the simplest and quickest way to let your friends and colleagues know about Bookmark Buddy.
Many download sites offer users an option to rate or review programs; a positive rating or review can make a big difference to the number of downloads. Here are links to the Bookmark Buddy listing on some of the more popular download sites: