David Leshem

David is an expert in enterprise solutions: billing, profitability, business intelligence, customer retention, churn and revenue assurance.

Away from the office, David is a keen photographer. Visit davidleshem.com to sample his photographic work.

Articles by This Author

The Sunset of a Dawn, The Future of RA

21 Nov 2008

I guess in a way I repeat myself. I admit I cannot help it. Returning just a couple of days ago from the US,...

Where Revenue Assurance Stops, a bedtime story

6 Oct 2008

Many years ago, in the year of 2001, there was Genie, the mobile internet portal by BT. Genie was an attempt by BT to...

Primary or Secondary (?)

3 Oct 2008

I guess I don't understand how a data source be marked as primary or secondary, and who decides which is which.I will illustrate my...

Indecision, Indecision

25 Sep 2008

Apart from people randomly copying in other people on totally irrelevant emails, executive indecision is the single greatest curse of working life.Wearing until recently...

The Synergy of Billing Verification and Fraud Management

11 Sep 2008

In this post I would like to provide a different perspective on the supposedly separate disciplines of fraud management and billing verification and to...

The Coffee Model

8 Sep 2008

Hello everyone, my name is David Leshem, a technology entrepreneur and one that thinks he knows something about RA and telecoms. I'm glad to...

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