A Standard Clause outlining the scope of operating expenses to be charged under an office lease and applying limited exclusions from those expenses. This Standard Clause can be incorporated into the body of a lease or added as a schedule to the lease or a letter of intent. This Standard Clause contains common operating expense items and exclusions that can be tailored to meet the specific needs of the parties for a particular building. This Standard Clause has integrated notes with important explanations and drafting and negotiating tips for both landlords and tenants.