>When shooting outdoor with direct sunlight remember to try and place your subject in such a way that the sun is behind you and facing them. You can also experiment with with different angles such as side lighting to get dramatic shots.
>When shooting in harsh sunlight, turn on flash (set it to On not Auto). This is called a fill flash and will enable you to soften the shadaows on you subjects to an extent.
>When shooting with the sun behind your subjects, turn on flash (set the flash to On not Auto).
> Keep shooting and keep experimenting. The best way to get the results you want is to try out different setting and compare results.