NCLS - Rules, regulations and advice
You might find these papers helpful in your preparation for this year's survey:
NCLS Occasional Paper 8 - Inflow and Outflow Between Denominations: 1991 to 2001 - Sam Sterland, Ruth Powell and Keith Castle (March 2006) (PDF file)
National Church Life Survey June to November 2006 - How your denomination/movement can participate and benefit (PDF file)
Resources for planning - about The Connections for Life resource package (PDF file)