Blue shoes and happiness. Alexander McCall Smith. 2006.

In Blue Shoes and Happiness, Mma Ramotswe has many new challenges to face: a cobra trapped in her small office at Tlokwong Road Speedy Motors, a difficult case of blackmail to solve and - to the astonishment and amusement of her friends - a diet to keep to.

And she is bemused by the less traditional behaviour of her assistant, Grace Makutai. The graduate of the Botswana Secretarial College is the epitome of the modern woman with feminist views and a taste for fashionable footwear. But will her fiancé, Phuti Radiphuti, appreciate Mma Makutai’s progressive ways?..........