CSFB Mort Sec Corp Comm Mort Pas THR Cert Ser 2002 Cks4 Sample Contracts

COLUMN FINANCIAL, INC. (Seller) MORTGAGE LOAN PURCHASE AGREEMENT Dated as of October 17, 2002

Mortgage Loan Purchase Agreement • November 14th, 2002 • CSFB Mort Sec Corp Comm Mort Pas THR Cert Ser 2002 Cks4 • Asset-backed securities • New York

• Contract Type
  Mortgage Loan Purchase Agreement
• Filed
  November 14th, 2002
• Company
  CSFB Mort Sec Corp Comm Mort Pas THR Cert Ser 2002 Cks4
• Industry
  Asset-backed securities
• Jurisdiction
  New York

CREDIT SUISSE FIRST BOSTON MORTGAGE SECURITIES CORP. DEPOSITOR

Pooling and Servicing Agreement • November 14th, 2002 • CSFB Mort Sec Corp Comm Mort Pas THR Cert Ser 2002 Cks4 • Asset-backed securities • New York

• Contract Type
  Pooling and Servicing Agreement
• Filed
  November 14th, 2002
• Company
  CSFB Mort Sec Corp Comm Mort Pas THR Cert Ser 2002 Cks4
• Industry
  Asset-backed securities
• Jurisdiction
  New York