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GTBuy: Generating Monthly Financial Reports

2026-02-22

A Step-by-Step Guide to Using Formulas & Filters for Clearer Financial Oversight

Why Monthly Reports Matter

Consistent monthly reporting in your GTBuy spreadsheet transforms raw transaction data into actionable financial insights. By summarizing total spending, refunds, and delivery metrics, you gain control over cash flow, identify trends, and make data-driven decisions.

Core Data Structure Setup

Organize your raw data in a sheet named Raw_Data

  • Date
  • Item
  • Amount
  • Status
  • Delivery Date
  • Category

Ensure all entries for the month are logged. This structure is the foundation for all summaries.

Key Formulas for Summarization

1. Total Spending

Use SUMIFS

=SUMIFS(Amount_Range, Date_Range, ">="&Start_Date, Date_Range, "<="&End_Date, Status_Range, "<>Refunded")

For a grand total, simply use SUM

2. Refund Analysis

Track total refund amount and count to assess product or service issues.

=SUMIFS(Amount_Range, Status_Range, "Refunded", Date_Range, ">="&Start_Date, Date_Range, "<="&End_Date)
=COUNTIFS(Status_Range, "Refunded", Date_Range, ">="&Start_Date, Date_Range, "<="&End_Date)

Calculate the refund rate: =Total_Refund_Amount / Total_Spending.

3. Delivery Efficiency

Measure timeliness by calculating the average delivery time (in days) for completed orders.

=AVERAGEIFS(Delivery_Date_Range - Order_Date_Range, Status_Range, "Delivered", Date_Range, ">="&Start_Date, Date_Range, "<="&End_Date)

Use COUNTIFS

Using Filters for Dynamic Analysis

Apply spreadsheet filters (Data     Filter) to your Raw_Data

  • Filter by Category
  • Filter by Status
  • Filter by Date Range

Combine filters with the formulas above (applied to the visible cells) for sub-category analysis.

Building the Dashboard

Create a separate Report_Dashboard

  • A summary table with Total Spend, Total Refunds, Delivery Success Rate.
  • A chart showing spending by category.
  • A trend line of monthly delivery times.

Use named ranges

Maintaining Clear Oversight

By systematically applying these formulas and filters