diff --git a/RhSolutions.AddIn/Services/ExcelWriterBase.cs b/RhSolutions.AddIn/Services/ExcelWriterBase.cs
index fdd7604..3376563 100644
--- a/RhSolutions.AddIn/Services/ExcelWriterBase.cs
+++ b/RhSolutions.AddIn/Services/ExcelWriterBase.cs
@@ -9,12 +9,14 @@ namespace RhSolutions.Services
         protected ResultBar _resultBar;
         protected ProgressBar _progressBar;
 
+        protected Worksheet _worksheet;
         protected Range _amountCell;
         protected Range _nameCell;
         protected Range _oldSkuCell;
         protected Range _programLineCell;
         protected Range _skuCell;
-        protected Worksheet _worksheet;
+
+        protected bool _appendValues = true;
 
         public void Dispose()
         {
@@ -50,7 +52,7 @@ namespace RhSolutions.Services
             {
                 foreach (var kvp in products.First().Item2)
                 {
-                    FillPositionAmountToColumns(kvp, _amountCell.Column);
+                    FillAmounts(kvp, _amountCell.Column);
                     _progressBar.Update();
                 }
                 FilterByAmount();
@@ -71,7 +73,7 @@ namespace RhSolutions.Services
 
                     foreach (var kvp in product.Item2)
                     {
-                        FillPositionAmountToColumns(kvp, _amountCell.Column - 1, _amountCell.Column);
+                        FillAmounts(kvp, _amountCell.Column - 1, _amountCell.Column);
                         _progressBar.Update();
                     }
                 }
@@ -81,14 +83,14 @@ namespace RhSolutions.Services
             }
         }
 
-        private void FillMissing(KeyValuePair<Product, double> positionAmount, params int[] columns)
+        private void WriteOutMissing(KeyValuePair<Product, double> productAmount, params int[] columns)
         {
             Range worksheetCells = _worksheet.Cells;
             Range worksheetRows = _worksheet.Rows;
             int skuColumn = _skuCell.Column;
             int groupColumn = _programLineCell.Column;
             int nameColumn = _nameCell.Column;
-            Product product = positionAmount.Key;
+            Product product = productAmount.Key;
 
             int row = worksheetCells[worksheetRows.Count, skuColumn]
                 .End[XlDirection.xlUp]
@@ -115,74 +117,72 @@ namespace RhSolutions.Services
             foreach (int column in columns)
             {
                 Range cell = worksheetCells[row, column];
-                cell.AddValue(positionAmount.Value);
+                cell.AddValue(productAmount.Value);
             }
         }
 
-        private void FillPositionAmountToColumns(KeyValuePair<Product, double> positionAmount, params int[] columns)
+        private void FillCells(double amount, int row, int[] columns)
         {
-            Range worksheetCells = _worksheet.Cells;
-            Range skuColumn = _skuCell.EntireColumn;
+            foreach (int column in columns)
+            {
+                Range cell = _worksheet.Cells[row, column];
+                if (_appendValues)
+                {
+                    cell.AddValue(amount);
+                }
+                else
+                {
+                    cell.Value2 = amount;
+                }
+            }
+        }
 
-            int? row = GetPositionRow(skuColumn, positionAmount.Key.ProductSku, positionAmount.Key.ProductLines.FirstOrDefault());
+        private void FillAmounts(KeyValuePair<Product, double> positionAmount, params int[] columns)
+        {
+            Range range = _skuCell.EntireColumn;
+            ProductSku sku = positionAmount.Key.ProductSku;
+            string productLine = positionAmount.Key.ProductLines.FirstOrDefault();
+
+            int? row = GetPositionRow(range, sku, productLine);
 
             if (row != null)
             {
-                foreach (int column in columns)
-                {
-                    Range cell = worksheetCells[row, column];
-                    cell.AddValue(positionAmount.Value);
-                }
-
+                FillCells(positionAmount.Value, row.Value, columns);
                 _resultBar.IncrementSuccess();
-                return;
             }
 
-            if (_oldSkuCell != null)
+            else
             {
-                row = GetPositionRow(_oldSkuCell.EntireColumn, positionAmount.Key.ProductSku, positionAmount.Key.ProductLines.FirstOrDefault());
+                if (_oldSkuCell != null)
+                {
+                    range = _oldSkuCell.EntireColumn;
+                    row = GetPositionRow(range, sku, productLine);
+                }
+
+                if (row == null)
+                {
+                    range = _skuCell.EntireColumn;
+                    row = GetPositionRow(range, sku, productLine, true);
+                }
 
                 if (row != null)
                 {
-                    Range nameCell = worksheetCells[row, _nameCell.Column];
+                    Range nameCell = _worksheet.Cells[row, _nameCell.Column];
                     if (!Regex.IsMatch(nameCell.Value2, @"арт. \d{11}"))
                     {
-                        nameCell.AddValue($"(замена арт. {positionAmount.Key.ProductSku})");
-                    }
-
-                    foreach (int column in columns)
-                    {
-                        Range cell = worksheetCells[row, column];
-                        cell.AddValue(positionAmount.Value);
+                        nameCell.AddValue($"(замена арт. {sku})");
                     }
 
+                    FillCells(positionAmount.Value, row.Value, columns);
                     _resultBar.IncrementReplaced();
-                    return;
+                }
+
+                else
+                {
+                    WriteOutMissing(positionAmount, columns);
+                    _resultBar.IncrementNotFound();
                 }
             }
-
-            row = GetPositionRow(skuColumn, positionAmount.Key.ProductSku, positionAmount.Key.ProductLines.FirstOrDefault(), true);
-
-            if (row != null)
-            {
-                Range nameCell = worksheetCells[row, _nameCell.Column];
-                if (!Regex.IsMatch(nameCell.Value2, @"арт. \d{11}"))
-                {
-                    nameCell.AddValue($"(замена арт. {positionAmount.Key.ProductSku})");
-                }
-
-                foreach (int column in columns)
-                {
-                    Range cell = worksheetCells[row, column];
-                    cell.AddValue(positionAmount.Value);
-                }
-
-                _resultBar.IncrementReplaced();
-                return;
-            }
-
-            FillMissing(positionAmount, columns);
-            _resultBar.IncrementNotFound();
         }
 
         private void FilterByAmount()
diff --git a/RhSolutions.AddIn/Services/WriterFactory.cs b/RhSolutions.AddIn/Services/WriterFactory.cs
index af2da6d..04ce49b 100644
--- a/RhSolutions.AddIn/Services/WriterFactory.cs
+++ b/RhSolutions.AddIn/Services/WriterFactory.cs
@@ -18,4 +18,4 @@ public class WriterFactory
             _ => throw new ArgumentException($"Незвестный интерфейс {nameof(IWriter)}: {writerName}")
         };
     }
-}
+}
\ No newline at end of file