1 EXHIBIT 10.2.20 The following lists the material differences between the Percentage Lease filed as Exhibit 10.2.1 and Exhibit 10.2.20 and is being filed pursuant to Instruction 2 to Item 601 of Regulation S-K. Annual Exhibit Percentage Lease Base Percentage Rent Number Description Rent Formula ------- ---------------- ------ ------------------------- 10.2.20 Lease Agreement dated as of August 13, 1996 by and between $720,000 30% of room revenue up to Sunstone Hotel Investors, L.P., as lessor, and Sunstone $2,400,000, plus 60% of room revenue Hotel Properties, Inc., as lessee, for the Comfort Suites in excess of $2,400,000, plus 5% of Hotel located in South San Francisco, California Food and Beverage Revenue, if any, plus 100% of sublease and concession revenue and other net revenues