How to set up CardDAV, CalDAV, and subscribed calendars on your iPhone, iPad, or iPod touch

[iMore.com]

While most online mail services offer comprehensive calendar and contact services, sometimes you have separate accounts you need to add. Whether you want to subscribe to a local sports calendar or have access to a CardDAV or LDAP account, it's easy to set them up on the iPhone, iPad, or iPod touch. Here's how.

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