In order to become a Muslim, there are no specific religious rituals or customs that you need to perform, neither in specific areas nor in front of people.
The writer started his book by stating a very important fact which is that Islam, its belief, acts of worship, transactions and teachings, Then, the book discusses the basic principles of Islam.
The book makes clear that when the early Muslims overpowered major empires and took over vast areas, their motives were not to subjugate people or to enrich themselves. Indeed Islam stands firmly against injustice, tyranny and corruption and builds a state where all people, Muslims and non-Muslims can enjoy full justice and true compassion. Islam helps people to discard the worship of other beings so that they worship God alone.