So, you need to buy a digital camera either for yourself or someone else. The problem is, you've never bought a digital before, and you don't have the time to get up to speed on all the pros and cons of digital cameras. Well, that sort of speeds the process up already, as we've just eliminated all the professional grade cameras and move to the category of hobbyist or casual photographer cameras.
If you are going to do outdoor photography, always bring extra batteries. Running out of batteries at the height of your photo adventure is so disgusting. It will just be make you loose all your stamina and eagerness of capturing that awesome view.
Rechargeable batteries have long life spans. They were created to be ultracompact and environment friendly. Rechargeable batteries are usually the preferred way to go since they are good on the budget. Using this kind of batteries will not require you to buy camera batteries frequently. You just have to recharge them for your next use. The remaining power of your batteries can now be measured by intelligent battery gauges so you will know when you need to do your recharging.
The AA size battery is the universal rechargeable battery. The chemical content of this kind of battery is usually is nickel-metal hydride. AA batteries are readily accessible and visible in almost all electronic and convenience stores. And because rechargeable batteries can be used over and over, you help the environment by minimizing your possible contribution to the worsening waste pollution.
In the over $200 category, you get more features, more megapizels, some extra accessories, and generally a more durable camera. Cameras to consider here would be the Canon PowerShot SD950IS or the Pro Series S5. The S5 has a nice 12X optical zoom for those times when want to be out of the scene but still want a close candid shot.
Camera lenses are much more tangible, and we can at least, quite literally get a feel for them. A well constructed heavy lens, is simply going to feel better than a cheap light, plastic lens. While weight is obviously not the main factor to be considered here, you can get a good feel for the lens you'll be buying, and how it works by holding it.
The biggest factor in good pictures, however, has nothing to do with the camera, and everything to do with the person holding the camera. You! It's good to look around, do your research, and see what cameras are out there before making your actual purchase.