The imam often leads the congregation in prayer, especially the important Friday prayers. When it's time to pray, the imam steps forward to lead.
Pro Tip 2/3
Community Respect
Imams are usually well-respected and have authority in their communities; respect towards them is important. People often seek the imam for advice.
Pro Tip 3/3
Not a Priest
Unlike a priest, an imam does not necessarily hold a formal clergy position, but is recognized for their knowledge and leadership. He's not ordained, but as an imam, he is knowledgeable about religious matters.