I've used Google Sheets for data analysis and visualization. With formulas and conditional formatting, I was able to create interactive dashboards that provided insights and allowed others to explore the data.

I've heard of companies running customer support operations using Google Sheets. They use it to log customer interactions, track response times, and generate reports. It's a flexible and accessible tool for managing support ticket workflows.

One of the most innovative applications I've seen was using Google Sheets to create an automated invoice generation system. With the help of Google Apps Script, they could pull data from other systems and generate polished invoices using custom templates.

One interesting use case I've seen is using Google Sheets for inventory management. By integrating it with barcode scanners and utilizing scripts, it became a cost-effective solution to track and maintain stock levels in a warehouse.

In my experience, I've seen Google Sheets being used for project management and tracking tasks across teams. It allows for real-time collaboration, updates, and notifications, making it easy to keep everyone on the same page.

I've seen Google Sheets being utilized in sales and marketing teams for lead tracking and pipeline management. By harnessing the power of data validation, conditional formatting, and filters, they were able to streamline their sales processes.