PDA allows you to store and retrieve phone numbers and addresses, maintain a to do list and a calendar. PDA is also a memo pad for taking notes at meetings, capturing ideas, observations, and personal comments. PDAs are more mobile than laptops.

What kind of PDA you should buy is depends on what you want to use it for, and how much your budget is. Maybe you want to view or edit your spreadsheets from the office, browse the internet, playing games, or use your PDA as a navigation aid. PDA with wireless connectivity currently averages around $400.

You also may need to compare the processor speed, bluetooth connectivity, built-in digital cameras, screen resolution, and speaking of recording.