When you want to know sum, average, highest, or lowest value of a numeric column (like Amount, Age, or Probability), summarize the column. Summaries calculate subtotals for every group in a report, as well as a grand total for all report data.
Resource:
Summarize Your Report Data - https://help.salesforce.com/articleView?id=reports_builder_fields_summaries.htm&type=5
Schedule and Subscribe to Reports and receive notifications that keep you informed about metrics you care most about without having to manually run reports.
Resource:
Schedule and Subscribe to Reports - https://help.salesforce.com/articleView?id=reports_subscribe_overview.htm&type=5
When you create a bucket column, you define multiple categories (buckets) used to group report values. Like any other column in your report, you can sort, filter, and group by bucket columns.
Resource:
Categorize Data with Bucket Columns - https://help.salesforce.com/articleView?id=reports_bucke...
Use cross filters to include or exclude records in your report results based on related objects and their fields.
Resource:
Filter Across Objects with Cross Filters - https://help.salesforce.com/articleView?id=reports_cross_filters.htm&type=5
