Discussion Settings are used to control how visitors and other blogs interact with your site. Covers managing your default article settings, other comment settings, email notifications, requirement…| WordPress.com Support
Comments are a way for visitors to add feedback to your posts and pages. If you choose to enable comments for your posts, a comment form will appear at the bottom of the posts and people can respon…| WordPress.com Support
When you follow a blog on WordPress.com, all new posts from that site will appear in your Reader, where you can view all the latest posts published across all the blogs you follow. You’ll also rece…| WordPress.com Support
A pingback is a type of comment that’s created when you link to another blog post where pingbacks are enabled. Learn how to stop self–pings, send out update pings, and disable pingbacks.| WordPress.com Support