The document summarizes several Power BI dashboards and reports created to solve business problems:
1) A PowerPivot dashboard combining data from multiple sources to decrease monthly reporting costs for marketing campaign analysis.
2) A PowerPivot tool applying selection criteria to multiple data sources, delivering partner segmentation for 5% of prior costs.
3) A SQL and Reporting Services solution automating monthly reporting from 3 weeks to 3 days with better data.