Take of look at these articles. They offer many great suggestions to help you and others to be more successful watching birds.
Audubon’s Backyard Birding:
This has a large number of articles including Tips for a Bird Friendly Yard; Feeding Birds, Identifying Yard Birds; and much more.
Gear Kit: What to Carry When You Go Out and Bird
An article about the characteristics of different size binoculars, spotting scopes and suggestions about clothing
Mobile Apps for Nature Travel and Birding Tips
A listing with descriptions of the most popular birding apps plus other for the nature traveler
What You Need to Know About Bird Watching with Kids
Tips to engage kids in bird watching
How to Photograph Birds
This covers all aspects of bird photography from camera settings to post processing.
Helpful Birdwatching Tips
Includes general tips, plus safety one and suggestions for different habitats.