It helps to trace your website even from outside your web page as it is the method of responding to the needs of your clients and their search queries.
1) It will help in resolving customer’s refund and service queries
2) Helps in building trust amongst business and potential customers
3) SEO rankings because Google one use your initiative through the website for helping people in getting the information aimed at educating the decision-making towards your product rather than promoting it.
To get your FAQ resource focused and comprehensive as it’s a great search engine marketing technique.
Here is a list of few tips that can help you with the same