Metadata means data about data. In wordpress, metadata refers to the data about each blog post. Metadata of each blog post includes: The author name The category/categories to which the post is assigned The date and time of the post The comments link and the number of comments
Useful Plugins: Subscribe to Comments by Mark Jaquith: This plugin allow your visitors subcribe to individual posts of you blog, allowing them to receive notification via email whenever someone leaves a new comment on the post. ShareThis by Alex King: ShareThis allows visitors to share content through email and popular social bookmarking services such as
