Create Add-expenses-to-a-report.md

New article for adding expenses to a report

docs/articles/expensify-classic/expenses/Add-expenses-to-a-report.md

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+---
+title: Add expenses to a report
+description: Add expenses to a report to submit them for approval
+---
+<div id="expensify-classic" markdown="1">
+
+To submit expenses for approval, they must be added to a report. 
+
+1. Click the **Expenses** tab.
+2. Find the expenses you want to add to the report by searching through the table of expenses and/or using the sort filters. 
+3. Select the expenses by checking the box to the left of each expense or selecting them all. 
+4. Click **Add to Report** in the right corner and select either: 
+   - **Auto-Report**: Automatically adds the expenses to an open report, or creates a new report if there are no open reports
+   - **New Report**: Creates a new report for the expenses 
+   - **None**: Ensures none of the selected expenses are attached to a report (as long as the report has not already been submitted)
+   - **Existing Report**: Adds the expenses to the selected report 
+
+</div>