Going S-T-E-A-D-Y with Your Camera
(or how to avoid the shakes)
This is an exhaustive collection of methods I've shared with my students to prevent camera shake and ensure the sharpest possible images with what you already have on hand.
Many of these techniques may be combined, depending on camera capabilities and physical abilities.
Avoiding camera shake is only one line of defense against fuzzy photos. Those other factors include the number of pixels your equipment is capable of (sensor size and its cleanliness), lens quality (resolving power) and its cleanliness, and even aperture choice. Let's also not forget the amount of enlargement you want to get out of your finite number of pixels!