A good auto camera will allow you to lock the flash off or on. The flash has value when lock on because the AE will expose for available light and still fire the flash. This may be the only alternative in low light situations. But at least your thinking about exposure and have an idea of how your picture will come out. Practice using different speed film without the flash and get to know what your camera can do.
Most photographers frame their pictures to off set the subject.
They may envision the picture in thirds and place the subjec t off center. Find elements of interest, look for major elements and minor elements. Begin to visualize how they all come together to compose your picture. Consider shape, color, pattern, tone, texture and form. Study photos taken by masters that you find pleasing.