Saves: column order, field mapping, merge mode, join keys, aggregations, filter/exclusion rules, sort, parameters, styling.

Use {PARAM_NAME} in filter rules to reference this parameter.

Filter rules include rows matching the condition. Rows not matching are excluded.

Exclusion rules remove rows matching the condition.

Applied after JOIN - groups multiple rows per key into one.

Map source column names to output names. Applied automatically when template is loaded.

Each view becomes a sheet in the master export. Views inherit all base report rules and add their own on top.