JAI SAI RAM Lara,
Saichitra is holy book of Shirdi Sai Baba. It has all His leelas in His real life. You can get this book from any Sai Temple.Its very famous book. Start reading this book with full devotation from Friday & do udapan on Thursday.
Udhapan method:After completing Saichitra take some sweets or fruits or anything u like for Baba & after offering Him Bhog then distribute it to poor people & get some prasad back home also for family members.
U can leave yr favourite meal like rice, chapati, fruit, tea, coffee, anything u like the most in front of Baba. after yr wish is fullfiled then offer Baba bhog of what u left & then u can start taking it..
Please do it with full devotation then only u will get sucess..
OM SAI RAM/ Jai Mata Di