Harry Frank provides a tutorial on animating text with text animators on the Digital Arts Online website.
In the “After Effects Text Tips” series of video tutorials on the Creative COW website, Aharon Rabinowitz demonstrates how to use multiple text animators to create and fine-tune complex text animations.
Steve Holmes provides a tutorial on the Layers Magazine website that uses three text animators and per-character 3D text animation to create a text animation.
Colin Braley provides a tutorial and example project on his website that show how to use an expression on the Source Text property to animate text to overcome some of the limitations of the Numbers effect.
Eran Stern provides a set of video tutorials on the Creative COW website that show how to use the text animation features to create a variety of simple animations, including some that use punctuation and other non-alphanumeric symbols as simple vector graphics elements: