Every year many people go to Saudi Arabia for work, such as for teaching English, so they have many questions and concerns. Also, many Muslims in particular visit the city of Medina as it is the second holiest city in Islam after Makkah. Therefore, in the fourth book in the series, "A Guide to teaching English in Saudi Arabia", Mr Mahir Gazdar not only gives essential information about living and working as an English Teacher in Medina but also gives information about places of interest, which is relevant to anyone simply interested in learning more about the religious sites and their significance.