Last fall Ancient Faith Radio hosted a conference called 'Bringing Orthodoxy to America', which focused primarily on the need for parishes to revitalize, make goals, and refocus itself around the Eucharist, but also on how to utilize social media for messages. While the entire conference is very helpful and challenging there are three particular videos that are especially good to watch.
Reviving Deminishing / Dying Parishes
Planting New Parishes: Lessons Learned from the Field
Overcoming Obstacles and Achieving Your Parish Potential