The title of your article must be attention-grabbing. The title has to be compelling and concerned to a particular interest of your targeted visitors in order to grab your targeted visitors attention. The title will make people want to know more information just by reading it.
One way that can help you in writing good article title is by studying what information your visitors want. You can also browse on the large article directories such as ezinearticles.com and articledasboard.com to find articles related to your niche. See what titles grab your attention and you will get the idea on how to write good article titles.