Credit experts needed for story about disputing charges

For a guide on how to dispute a credit card charge, I’m looking for credit experts to share their top tips. What is your advice for winning a dispute? What rights do consumers have related to disputing fraudulent or incorrect charges? Are some credit cards better than others when it comes to dispute resolution? Requirements: Credit experts and personal finance experts with knowledge of credit, please send me your tips in an email. PR reps, please have your client respond directly or include their response in your pitch. If time allows, I may follow up with a quick phone conversation.