8. Related party transactions

We manage certain industrial, office and retail facilities in the United States for PS under either the “Public Storage” or “PS Business Parks” names (the “PS Management Agreement”). Under PS’s supervision, we coordinate and assist in rental and marketing activities, property maintenance and other operational activities, including the selection of vendors, suppliers, employees and independent contractors. We receive a management fee based upon a percentage of revenues, which is included in interest and other income on our consolidated statements of income.

Management fee revenues were $0.1 million for each of the three months ended March 31, 2021 and 2020. We allocate certain operating expenses to PS related to the management of these properties, including payroll and other business expenses, totaling $0.1 million for each of the three months ended March 31, 2021 and 2020.

The PS Business Parks name and logo are owned by PS and licensed to us under a non-exclusive, royalty-free license agreement. The license can be terminated by either party for any reason with six months written notice.

PS provides us property management services for the self-storage component of two assets we own and operates them under the “Public Storage” name. Either the Company or PS can cancel the property management contract upon 60 days’ notice. Under our supervision, PS coordinates and assists in rental and marketing activities, and property maintenance and other operational activities, including the selection of vendors, suppliers, employees and independent contractors. Management fee expenses were less than $0.1 million for each of the three months ended March 31, 2021 and 2020. Additionally, PS allocated certain operating expenses to us related to the management of these properties totaling less than $0.1 million for each of the three months ended March 31, 2021 and 2020. These amounts are included under cost of operations on our consolidated statements of income.

Pursuant to a cost sharing agreement, we share certain administrative services, corporate office space, and certain other third party costs with PS which are allocated based upon fair and reasonable estimates of the cost of the services expected to be provided. We reimbursed PS $0.2 million for costs PS incurred on our behalf for each of the three months ended March 31, 2021 and 2020. PS reimbursed us less than $0.1 million for costs we incurred on their behalf for each of the three months ended March 31, 2021 and 2020.