These are books that I've found to be extremely helpful. If you want just a "Where do I start?" recommendation, you can't go wrong with either The ONE Thing or The Power of Habit.

Marketing

• Book Yourself Solid

• Duct Tape Marketing

• The Referral Engine

General Business

• Worth Every Penny

• The ONE Thing

• Side Hustle

• Miracle Morning

• The eMyth Revisited

• The Power of Habit

Communication

• How to Win Friends and Influence People

• The Charisma Myth

• Power Questions

• Talk Like a Winner

• Influence

Photography Business

• Best Business Practices for Photographers