If you're using [ASP.NET MVC3][], it uses [jQuery Validate][] to do client-side validations. Instead of using [jQuery Validate][] directly, however, it wraps it with its own jQuery plugin called [jQuery.Validate.Unobtrusive][]. [jQuery.Validate.Unobtrusive][] sets up [jQuery Validate][] for you, behind the scenes, so you don't have an opportunity to customize your [jQuery Validate][] settings at all!
We've been running into trouble with this when we've been doing our own custom client-side validations. We need a way to integrate with the build-in [ASP.NET MVC3][] validation so we can: