Parentline Plus is a charity offering advice and support to parents and is useful for clients who feel isolated - http://www.parentlineplus.org.uk/
CAFCASS are involved in private children disputes and their helpful website is at http://www.cafcass.gov.uk/
The orders used by judges in private proceedings are found at the following links:
http://www.familylawweek.co.uk/site.aspx?i=dl129833
http://www.familylawhub.co.uk/default.aspx?i=ce4046
http://www.familylawweek.co.uk/site.aspx?i=dl129837
http://www.familylawweek.co.uk/site.aspx?i=dl129838
The new PD12J can be found here: https://www.justice.gov.uk/courts/procedure-rules/family/practice_directions/pd_part_12j