With Notes, you can write down all your ideas and even speak your words with voice dictation. With the Reminders app, you can create to-do lists and alerts that appear in the new Notification Center. The new Share button makes it easy to share files, Web pages, photos, and videos, as well as tweet right from the app you are using.
With the new Messages app, you can send text, photos, videos, contacts, Web links, and documents to anyone using another Mac, iPhone, iPad, or iPod touch - you can even start a conversation on one device and continue it on another. Mountain Lion includes over 200 new features to update your Mac into the best computing experience yet. Apple OS X Mountain Lion is the latest release of the world's most advanced desktop operating system.