Enclosures. An enclosure can prevent a letter from becoming too detailed. Submit 1 hard copy and 2 disks of operating instructions and maintenance manuals to Owner at time of Owner's instructions.Enter defendant(s) name, street address, city, state and zip code. Include their telephone number if known. Complete. Worksheet 1 on page 30 to determine line 19 of the return. Include the worksheet when filing your return. All employees shall observe and comply with every person's clearly established rights under the. United States and Minnesota Constitutions. Letter Report with Enclosures. Regarding: FY16 Investigation Work Summary,.