Croquet Canada Learning Centre
   International Rules. Intermediate level. Various articles by different authors on selected subjects.
   http://www.croquet.ca/learn/main.html

Jersey Croquet Club Tips
   International Rules. Intermediate level. Fourteen interesting "problems" to solve with diagrams and answers.
   http://www.mnlg.com/jcc/frames/coach/questionList.html

Maui Croquet Club Coaching
   International Rules. Introductory to advanced levels. Advice, analysis, links, and problems.
   http://www.mauicroquetclub.org/coaching/

Notes from Bob and Ted's Croquet Videos
   American Rules. Advanced level. Concise advice on forty topics.
   http://www3.bc.sympatico.ca/greenacres/croquetnotes.htm

South West Federation of Croquet Clubs
   International Rules. Introductory and intermediate levels. Several good articles. Offers advice, coaching, and equipment hire to clubs in Gloucestershire, Avon, Wiltshire, Somerset, Dorset, Devon, Cornwall, Worcester and South Wales.
   http://www.sausalito.demon.co.uk/