Book excerpt: This groundbreaking guide reveals successful strategies for multiplying the impact of new church congregations. Based on a national, cross-denominational study commissioned by Leadership Network, Viral Churches explores the best practices in church multiplication movements, as well as the common threads among them. A hands-on resource, Viral Churches offers the fresh vision and critical perspectives essential as a catalyst for today's church planting leaders. Authors Ed Stetzer and Warren Bird draw from their own experiences as well as the insights of numerous church planting leaders. Filled with illustrative success stories, this important book reveals how to plant churches that multiply into a movement. Each chapter highlights a different point on such issues as keeping the focus on evangelism; recruiting, assessing, and deploying planters; increasing the survivability of new churches; using a multisite strategy effectively; funding; overcoming obstacles; facing challenges ahead; and many more.