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KAKOBUY: Automating Seller Performance Scoring with Spreadsheets

2025-11-25

In today's competitive e-commerce landscape, effective vendor management is crucial for maintaining marketplace quality and customer satisfaction. KAKOBUY’s spreadsheet-based solution enables businesses to systematically evaluate and rank sellers using automated weighted scoring formulas.

Core Performance Metrics

Quality Control (QC) Score (50% Weight)

The most significant indicator of seller performance, calculated as:

QC Score = (Number of QC Passed Items / Total Items Checked) × 100
  • Items with defects, damages, or incorrect specifications counted as failures
  • Consistent 95%+ scores indicate reliable quality standards

Refund Rate (30% Weight)

Measures customer satisfaction and product accuracy:

Refund Rate = (Total Refunds Issued / Total Orders) × 100
  • Lower percentages indicate better performance
  • Track reasons for refunds (quality, inaccuracy, customer preference)

Shipping Reliability (20% Weight)

Evaluates fulfillment timeliness and accuracy:

Shipping Score = (On-Time Deliveries / Total Shipments) × 100
  • Considers promised vs. actual delivery dates
  • Includes packaging quality and shipping damage reports

Building the Automated Scoring System

Step 1: Data Collection Structure

Create columns for: Seller ID, Items Checked, QC Passed, Total Orders, Refunds Issued, Total Shipments, On-Time Deliveries

Step 2: Weighted Formula Implementation

Overall Seller Score = (QC_Score × 0.50) + (Refund_Score × 0.30) + (Shipping_Score × 0.20)

Excel/Google Sheets Formula Example:

=((B2/C2)*100*0.5) + ((1-(D2/E2))*100*0.3) + ((F2/G2)*100*0.2)

Where: B2=QC Passed, C2=Items Checked, D2=Refunds, E2=Total Orders, F2=On-Time Deliveries, G2=Total Shipments

Step 3: Automated Ranking System

Implement tiers based on overall scores:

  • Platinum (90-100):
  • Gold (80-89):
  • Silver (70-79):
  • Bronze (60-69):
  • Under 60:

Advanced Automation Setup

Automated Data Import

Connect your spreadsheet to e-commerce platforms using:

  • Google Sheets IMPORTDATA, IMPORTFEED functions
  • API connections using Google Apps Script
  • Zapier integrations for automatic data updates

Real-time Dashboard

Create visual representations using:

  • SPARKLINE functions for trend analysis
  • Conditional formatting for score visualization
  • Pivot tables for category-wise performance

Automated Alerts

Set up notification triggers for:

  • Score drops below threshold levels
  • Sudden changes in any metric category
  • Monthly performance report generation

Implementation Benefits

Objectivity in Evaluation

Eliminates bias through consistent, data-driven scoring

Time Efficiency

Reduces manual evaluation time by 80% through automation

Performance Trends

Tracks vendor improvement or decline over time periods

Strategic Decision Making

Data-backed decisions for vendor promotions and terminations

The KAKOBUY spreadsheet automation system transforms subjective vendor assessment into a precise, scalable performance management tool. By implementing weighted scoring across quality, refund, and shipping metrics, businesses can maintain marketplace excellence while saving valuable operational time.

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