Simple List is a straightforward to-do list application that doesn't Get in your way. It lets you Create to-to lists in the most simple way. Download and use it, there is no learning curve!
Features include an instantenous search field, convenient keyboard Shortcuts, unlimited undo/redo, sorting, priorities, and a document-based model that lets you put the to-do list together with the other files of the project.
Last but not least Simple List makes teamwork easy: Using Bonjour, Apple's zero configuration networking technology, you may forward to-do items to your colleagues by just drag-and-dropping items onto their names. It does not get any simpler!