Filters and Sorting will help you search and organize your contacts in whatever way that works for you.
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Navigate to the People tab and tap on the Filter and Sort icon at the top left corner of the screen. 

You can filter your contacts by One Time Reminder, Untagged, Tagged,  No Reminders and No Description
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You can sort your contacts by Last Name, Last Connected, Reminder Date, Last Updated, Company and Email Domain.
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You can also toggle between Ascending and Descending
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