- It can validate input before a form is submitted
- It can remove the need to submit single field forms
- It can retrieve data from the server and update part of the page without the entire page having to be reloaded
- It can move parts of the page content out of the way when they are not needed and move them back when they are
- It can keep essential content visible as the page is scrolled
Don't assume that just because you don't submit one of the industry-standard or well-known names in this category that your choice doesn't stand a chance.