# Basics

- [Input](/less-tech/modelling/action-guides/basics/input.md): Bring data to the Canvas
- [Output](/less-tech/modelling/action-guides/basics/output.md): Store the output of your workflow as a new table
- [Fill](/less-tech/modelling/action-guides/basics/fill.md): Handle nulls or empty cells in your data set
- [Filter](/less-tech/modelling/action-guides/basics/filter.md): Make rules that removes rows
- [Formats](/less-tech/modelling/action-guides/basics/formats.md): Change the data format of columns
- [Limit](/less-tech/modelling/action-guides/basics/limit.md): Reduce the number of rows in your data set
- [Rename](/less-tech/modelling/action-guides/basics/rename.md): Rename your columns
- [Replace](/less-tech/modelling/action-guides/basics/replace.md): Replace text values in one or multiple columns
- [Pick](/less-tech/modelling/action-guides/basics/pick.md): Select the columns you want to keep
- [Sort](/less-tech/modelling/action-guides/basics/sort.md): Sort your data
- [Text Transform](/less-tech/modelling/action-guides/basics/text-transform.md): Change how your text columns looks
- [Unique](/less-tech/modelling/action-guides/basics/unique.md): Remove duplicates