TPSA Members: Simply click on the Recommended Service Practices title to download a copy of the full document in .PDF format.
Economic Impact Analysis![]()
Thomas Lah, Executive Director, TPSA
This paper takes Akamai's EIA model and documents a reasonable process that any TPSA member can follow to help answer the question: So why do I have this embedded PS organization anyway?
Cost of Service Analysis![]()
Thomas Lah, Executive Director, TPSA
This document defines a recommended process for completing a comprehensive cost of services analysis designed to answer critical questions about PSO management such as list rates, realized rates, on-target earnings, and delivery mix.
Managing Legal Liability for Intellectual Assets![]()
Thomas Lah, Executive Director, TPSA
When customers purchase intellectual assets, a company should clearly define the legal liability surrounding the use of the intellectual asset by the customer. This document defines a recommended process for managing legal liability when customers pay for the use of intellectual assets.
Five Steps to the Annual PS Forecast ![]()
Thomas E. Lah, Executive Director, TPSA
This paper outlines a five-step process PS organizations can follow to help determine what revenue growth is possible for the PS organization in the upcoming year.
Project Life Cycle Gaps ![]()
Thomas E. Lah, Executive Director, TPSA
This article documents common challenges faced by the PS organization during a typical project life cycle and captures some of the techniques member companies employ to minimize these execution gaps in the project life cycle.
The Professional Services Business Model ![]()
Thomas E. Lah, Executive Director, TPSA
This article provides an overview of the importance of defining a financial business model for the PS organization. It also details how TPSA defines the specific line items of the PS business model for benchmarking purposes.