Fluent design

public class SpreadsheetCell
    {
        private readonly SpreadsheetCellLocation _spreadsheetCellLocation;

        public SpreadsheetCell()
        {
            Content = string.Empty;
            RowIndex = 0;
            ColumnIndex = 0;

            _spreadsheetCellLocation = new SpreadsheetCellLocation(this);
        }

        public SpreadsheetCellLocation For
        {
            get { return _spreadsheetCellLocation; }
        }

        private string Content { get; set; }
        private int ColumnIndex { get; set; }
        private int RowIndex { get; set; }

        public SpreadsheetCell WithContent(string content)
        {
            Content = content;
            return this;
        }

        public Cell Create()
        {
            var cell = new Cell { DataType = CellValues.InlineString };

            var cellReference = string.Empty;

            if (ColumnIndex != 0)
            {
                cellReference = SpreadsheetUtils.GetColumnName(ColumnIndex);
            }

            if (RowIndex != 0)
            {
                cellReference += RowIndex;
            }

            if (!string.IsNullOrEmpty(cellReference))
            {
                cell.CellReference = cellReference;
            }

            var textNode = new Text { Text = Content };

            var inlineString = new InlineString();
            inlineString.AppendChild(textNode);

            cell.AppendChild(inlineString);

            return cell;
        }

        private void SetColumn(int columnIndex)
        {
            ColumnIndex = columnIndex;
        }

        private void SetRow(int rowIndex)
        {
            RowIndex = rowIndex;
        }

        #region Nested type: SpreadsheetCellLocation

        public class SpreadsheetCellLocation
        {
            private readonly SpreadsheetCell _spreadsheetCell;

            public SpreadsheetCellLocation(SpreadsheetCell spreadsheetCell)
            {
                _spreadsheetCell = spreadsheetCell;
            }

            public SpreadsheetCell Row(int rowIndex)
            {
                _spreadsheetCell.SetRow(rowIndex);

                return _spreadsheetCell;
            }

            public SpreadsheetCell Column(int columnIndex)
            {
                _spreadsheetCell.SetColumn(columnIndex);

                return _spreadsheetCell;
            }
        }

        #endregion
    }