diff --git a/VeterinaryView/VeterinaryBusinessLogic/OfficePackage/AbstractSaveToExcel.cs b/VeterinaryView/VeterinaryBusinessLogic/OfficePackage/AbstractSaveToExcel.cs
new file mode 100644
index 0000000..fd77389
--- /dev/null
+++ b/VeterinaryView/VeterinaryBusinessLogic/OfficePackage/AbstractSaveToExcel.cs
@@ -0,0 +1,24 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using VeterinaryBusinessLogic.OfficePackage.HelperModels;
+
+namespace VeterinaryBusinessLogic.OfficePackage
+{
+	public abstract class AbstractSaveToExcel
+	{
+		/// Создание excel-файла
+		protected abstract void CreateExcel(ExcelInfo info);
+
+		/// Добавляем новую ячейку в лист
+		protected abstract void InsertCellInWorksheet(ExcelCellParameters excelParams);
+
+		/// Объединение ячеек
+		protected abstract void MergeCells(ExcelMergeParameters excelParams);
+
+		/// Сохранение файла
+		protected abstract void SaveExcel(ExcelInfo info);
+	}
+}
diff --git a/VeterinaryView/VeterinaryBusinessLogic/OfficePackage/HelperEnums/ExcelStyleInfoType.cs b/VeterinaryView/VeterinaryBusinessLogic/OfficePackage/HelperEnums/ExcelStyleInfoType.cs
new file mode 100644
index 0000000..e9e76fe
--- /dev/null
+++ b/VeterinaryView/VeterinaryBusinessLogic/OfficePackage/HelperEnums/ExcelStyleInfoType.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VeterinaryBusinessLogic.OfficePackage.HelperEnums
+{
+	public enum ExcelStyleInfoType
+	{
+		Title,
+		Text,
+		TextWithBroder
+	}
+}
diff --git a/VeterinaryView/VeterinaryBusinessLogic/OfficePackage/HelperModels/ExcelCellParameters.cs b/VeterinaryView/VeterinaryBusinessLogic/OfficePackage/HelperModels/ExcelCellParameters.cs
new file mode 100644
index 0000000..f418e88
--- /dev/null
+++ b/VeterinaryView/VeterinaryBusinessLogic/OfficePackage/HelperModels/ExcelCellParameters.cs
@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using VeterinaryBusinessLogic.OfficePackage.HelperEnums;
+
+namespace VeterinaryBusinessLogic.OfficePackage.HelperModels
+{
+	public class ExcelCellParameters
+	{
+		public string ColumnName { get; set; } = string.Empty;
+		public uint RowIndex { get; set; }
+		public string Text { get; set; } = string.Empty;
+		public string CellReference => $"{ColumnName}{RowIndex}";
+		public ExcelStyleInfoType StyleInfo { get; set; }
+	}
+}
diff --git a/VeterinaryView/VeterinaryBusinessLogic/OfficePackage/HelperModels/ExcelInfo.cs b/VeterinaryView/VeterinaryBusinessLogic/OfficePackage/HelperModels/ExcelInfo.cs
new file mode 100644
index 0000000..d4bd360
--- /dev/null
+++ b/VeterinaryView/VeterinaryBusinessLogic/OfficePackage/HelperModels/ExcelInfo.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VeterinaryBusinessLogic.OfficePackage.HelperModels
+{
+	public class ExcelInfo
+	{
+		public string FileName { get; set; } = string.Empty;
+		public string Title { get; set; } = string.Empty;
+		public List<ReportPurchaseMedicationViewModel> PurchaseMedications { get; set; } = new();
+	}
+}
diff --git a/VeterinaryView/VeterinaryBusinessLogic/OfficePackage/HelperModels/ExcelMergeParameters.cs b/VeterinaryView/VeterinaryBusinessLogic/OfficePackage/HelperModels/ExcelMergeParameters.cs
new file mode 100644
index 0000000..c15779e
--- /dev/null
+++ b/VeterinaryView/VeterinaryBusinessLogic/OfficePackage/HelperModels/ExcelMergeParameters.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VeterinaryBusinessLogic.OfficePackage.HelperModels
+{
+	public class ExcelMergeParameters
+	{
+		public string CellFromName { get; set; } = string.Empty;
+		public string CellToName { get; set; } = string.Empty;
+		public string Merge => $"{CellFromName}:{CellToName}";
+	}
+}
diff --git a/VeterinaryView/VeterinaryBusinessLogic/VeterinaryBusinessLogic.csproj b/VeterinaryView/VeterinaryBusinessLogic/VeterinaryBusinessLogic.csproj
index 3110a4b..cb0a8ba 100644
--- a/VeterinaryView/VeterinaryBusinessLogic/VeterinaryBusinessLogic.csproj
+++ b/VeterinaryView/VeterinaryBusinessLogic/VeterinaryBusinessLogic.csproj
@@ -14,4 +14,8 @@
     <ProjectReference Include="..\VeterinaryContracts\VeterinaryContracts.csproj" />
   </ItemGroup>
 
+  <ItemGroup>
+    <Folder Include="OfficePackage\Implements\" />
+  </ItemGroup>
+
 </Project>
diff --git a/VeterinaryView/VeterinaryContracts/ViewModels/BigReportViewModel.cs b/VeterinaryView/VeterinaryContracts/ViewModels/BigReportViewModel.cs
new file mode 100644
index 0000000..67ad75a
--- /dev/null
+++ b/VeterinaryView/VeterinaryContracts/ViewModels/BigReportViewModel.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VeterinaryContracts.ViewModels
+{
+	internal class BigReportViewModel
+	{
+	}
+}
diff --git a/VeterinaryView/VeterinaryContracts/ViewModels/ReportPurchaseMedicationModel.cs b/VeterinaryView/VeterinaryContracts/ViewModels/ReportPurchaseMedicationModel.cs
new file mode 100644
index 0000000..aee087a
--- /dev/null
+++ b/VeterinaryView/VeterinaryContracts/ViewModels/ReportPurchaseMedicationModel.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VeterinaryContracts.ViewModels
+{
+	public class ReportPurchaseMedicationModel
+	{
+		public string FlowerName { get; set; } = string.Empty;
+		public int TotalCount { get; set; }
+		public List<Tuple<string, int>> Components { get; set; } = new();
+	}
+}