Check out this Ultimate Guide to Walking for Fitness! It has great tips on how to get started (for those of us who struggle with that initial 'step'), how to keep yourself from burning out, what to snack on pre- and post-walk, and even includes a section on fitness playlists!
Here's another website Walking for Weight Loss. Learn the exact steps you need to take in order to building the walking habit and lose one pound per week. This 10-step plan is useful whether you're a couch potato looking to get moving or a regular exerciser searching for a new fitness routine.
The 54 Ways to Make the Best of Yourself - "These little things can go a long way to keep you happy and healthy while also keeping you focused and raring to get the day going. They don’t take much of your valuable time and their cumulative effect lasts you throughout your day."