If you will love a professional there, then just make sure that you will send him a message or call his phone, if he displayed his phone number. Mind how he is talking to you, for this will denote if he really is the professional that his profile deems him to be. If all is ok and you like him, then meet up with him.
Over the phone, there are many details that can be hidden, yet when you will have the man in front of you, you will be able to see how he really is. Ask him to also bring more pictures that he has taken and also ask him about the experience he has in wedding
photography Scotland. The way he will talk to you and how he will act overall, will tell you exactly if this is the man that you are looking for or not.
If everything seems ok with the man, then hire him and tell him about your wedding. Tell the professional what you are expecting of him, so that he knows what he needs to focus on more, so that in the end, both you and him will get to part as friends and satisfied of your collaboration.