Why do I need a professional coordinator?
So much happens while planning your wedding, perhaps one should ask these questions first:
.Do I have the time to plan a wedding that is not in my community?
Do I have the resources to make sure the vendors I choose are reputable?
Do I have enough information about the area, weather patterns, accommodations, traffic issues, and pricing to ensure a stress free event?

The wedding planner provides peace of mind so the plans you've been making for your wedding come to be.The planner can assist in designing your wedding so that it is organized and flowing, as well as magical, uniquely yours and forever memorable. In addition, an excellent planner will help you save time and money because of their resources & extensive vendor contacts to match your style and budget.
What's more, a wedding planner will guide and support you when the planning process becomes stressful. An experienced planner will have proven advice relating to all types of wedding issues.

Read this article from usabride to help you decide if a wedding coordinator is for you.
Ultimate wedding also discusses what a wedding coordinator / planner can help you with.