You do not need to contact any spell caster to do a spell for you.
Everyone is able to cast a spell, you simply have to know enough to do it. Spells/all practices work best when you do them yourself, it means that you are personally connected to the issue and so what you do will be more effective.
Oh and it's free, did I mention that. Most spell casters ask for money and money for goods before they will cast for you, and when they do it will never work, making it even more of a rip off than usual.