Sometimes it's simple tricks that make home improvement easier and safer. Tool belts are always a good idea, especially when working on a ladder. Hanging tools can easily fall off and create a dangerous situation. Try marking your Phillips-head screwdrivers with a bright color, making it easier to pick the right one out of a crowded tool belt.
For more on tools, consider:
The Essential Toolbox
Top 5 Tool Buying Tips
DIY Workbenches: 5 You Can Build in a Weekend