ISO 9001:2015 specific clauses

1. Customers related process – check clauses 8.2 and 9.1.2
 
2. Branding and Public relations – nothing specific about branding or PR, but check clause 7.4
 
3. Business development – check clauses 4.1, 4.2, 5.2 and 6.2

You can find more information below:

• Handling customer satisfaction with code of conduct and complaints procedure - https://advisera.com/9001academy/blog/2014/07/15/handling-customer-satisfaction-code-conduct-complaints-procedure/
• How the ISO 9001:2015 standard can help improve relationships with your customers - https://advisera.com/9001academy/blog/2016/02/23/how-the-iso-90012015-standard-can-help-improve-relationships-with-your-customers/
• Main elements of handling customer satisfaction in ISO 9001 - https://advisera.com/9001academy/blog/2014/07/01/main-elements-handling-customer-satisfaction-iso-9001/
• Free online training ISO 9001:2015 Foundations Course - https://advisera.com/training/iso-9001-foundations-course/
• Book - Discover ISO 9001:2015 Through Practical Examples - https://advisera.com/books/discover-iso-9001-2015-through-practical-examples/