Here is a free tool that works with Gmail to help you manage tasks.  Manymoon is powerful project management software that enables true real-time collaboration with Google Docs and Apps. Churches and non-profits can save thousands of dollars a year using productivity software like Manymoon.  The cool thing is that you don't have to pay for it and everyone in your organization can use it. 

Too often church leaders sit in isolation, wondering why the people are not more engaged in ministry. Team leadership and flat organization structure is working in the business world. However, most churches are stuck in ineffective leadership paradigms. Jesus established the model of collaboration, decentralized and open-sourced leadership. Let's follow Him.