BETWEENStock Purchase Agreement • November 2nd, 2000 • Psinet Inc • Services-computer programming, data processing, etc. • Delaware
Exhibit 4 --------- JOINT FILING AGREEMENT The undersigned hereby agree that Amendment No. 3 to Schedule 13D under the Securities and Exchange Act of 1934, as amended, relating to shares of the common stock, par value $0.01 per share of Xpedior...Joint Filing Agreement • November 2nd, 2000 • Psinet Inc • Services-computer programming, data processing, etc.
This Agreement may be executed in several counterparts, each of which shall be an original but all of which together shall constitute one and the same instrument.
