Read the Human Interface Guidelines.
Mac users are more pedantic when it comes to consistent user experiences than users of any other platform. Apple produces a very large document explaining how to design interfaces that match the appearance and behaviour that users expect. Read it and make sure that your application follows the rules.
For more tips, and more detail about this tip, please see my new book,
Cocoa Programming Developer's Handbook,
available in print and electronic formats.
Take advantage of special member promotions, everyday discounts, quick access to saved content, and more! Join Today.