| Billing & OSS World
|
Chicago, Illinois
April 29 – May 1, 2008
| Billing & OSS 2008
|
Singapore
May 12 – 15, 2008
| Billing & Information Management Systems 2008
|
Amsterdam, The Netherlands
June 8 – 12, 2008
| ACI-World (Airports Council International)
|
Boston, MA
September 21-24, 2008 |
