i dont know exact question you are asking for ?
I guess it is 
What is your understanding about the term “Audit of Indirect Taxes”? Explain the steps involved in the Indirect Tax Audit.
I have explained shortcut and flow in video lecture.
Sharing it gain in short
First explain various indirect taxes under which audit requirement generally exits
then there are following points, remember them in following sequence
Initial Phase
> Audit staff is knowledgeable in the law and the procedures
>Obtains information about the company and the industry
> Observe weakness and discuss it to make audit effective
Planning
> Formulate Audit Programme
Test of Controls
> Evaluate Internal Control System
Testing 
Reporting
> Prepare Report