Wireless support is a natural eventuality for Web applications. Receiving notifications when, for example, your Mercata bid has crashed below your hoped-for price point is something perfectly suited for a Web device on the go.
Presentation refers to the display of content and the user's interaction with mobile applications.
Of course, the more mobile devices behave like browsers, the better. The wireless industry's answer to HTML is the Wireless Markup Language, WML, a derivation of HTML in XML format. WML takes full advantage of the mobile user's experience. The screen is described as a deck, broken up into cards to deal with the constrained viewing area. The phone's keyboard is assumed to be the default set of controls, and the phone's micro browser even has a scripting language, WMLscript, and keypad accelerators.