Every photo I made, I have my flash lighting blend in nicely with the ambient light. With the best perspective and background I choose. That make the different from great images from good images.
There is no Take 2 in wedding photography. So on choosing a wedding photographer, you have to think about your budget and also make sure you have checked on the portfolio of those wedding photographers. Talk to the photographers and make sure you are comfortable with him or her. Not every wedding photographer is the same.