Possible Clues:

• A principle to be discerned in group receptions
• The maxim is: before church, go to gym!
• Canon's very quiet time going round about church
• Canon found page one missing from old recipe
• Rubric
• Canon's order for payment of rate
• Rule of conduct or doctrine
• Tax due in Aug., we hear
• Initially profits and sales slip after losing one order
• Credo