Possible Clues:

• Not so keen on Sundays, by the sound of them, too cold
• Services provided by government departments
• Duties in the services
• Places for administrative business
• Not so keen on what are so cold at work there
• Dyke-builder chopped tops off posts
• Places of business
• Business workplaces
• Firm base on bottom of cheesecakes produced for government functions
• Term for specific prayers in the Christian liturgy, such as Matins and Vespers