Why does Chapter 1 of the Shri Sai Satcharitra begin with so many salutations to different deities?

Chapter 1 of the Shri Sai Satcharitra begins with auspicious invocations, known as Mangalacharan, as a traditional practice to ensure the obstacle-free completion of writing the book. As explained in the chapter, the purpose of this auspicious beginning is the removal of all hindrances and the fulfillment of the desired goal. The author offers salutations to Lord Ganesha, Goddess Saraswati, the Guru, the Family Deity, and Sadguru Sainath to obtain their grace. This practice, as detailed in Chapter 1, is a revered etiquette adopted for attaining auspiciousness before commencing a significant work.