Finding Renewal of subscriptions

Design a view to see all of my customers who have returned and bought again over time.(Renewals).

Step 1:- 

Add quarters to columns (right click and drag for dialogue box to open) 

Step 2:-

Add Customer Name to rows 

Step 3:-

Count customers who have renewed

Create a calculation that checks if the customer's current purchase is greater than 0 and if the previous purchase was greater than 0. 

In other words, did the customer purchase more than once in a row?

Step 4: 

Count customers who have renewed only once

  Step 4.1: 

  Create a calculation that sums up the counts of renewals 

  Step 4.2:

   Modify the calculation so that only one instance of the sum      of renewals remains.  

     Step 4.3: 

     Compute each calculation appropriately.

Step5:

Create final viz

  Step 5.1:

  Put Final Renewals on the Rows shelf

    Step 5.2: 

    Put Customer Name on Details 

     Step 4.3:

     Break Final Renewals up by Segment. 

Thanks Guru's,

Prazval.ks