I saw several times the situation where the team does not understand the Scrum Master Responsibilities. In this post, I explain a way to solve this problem.
In this blog post Luis Goncalves explains Why SAFe is the best Scalable Agile Framework. Of course this is just his opinion but its worth to read.
In this blog post Luis Goncalves explains how organisations can make Organizational Impediments transparent and suggest ideas how to tackle them.
In this post Luis Goncalves explains what is the Scrum Master Role .You can add many other things but these are the ones that he thinks are fundamental.
In this post Luis Goncalves provides you some ideas on DoD Meaning: Definition of Done Agile and how to mature it, something crucial in your sw dev process