# Categories

Categories are an essential way to organize your transactions in Lunch Money. Every transaction can have at most one category and uncategorized transactions are highly discouraged!

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### Category Properties

* [Treat as income](/setup/categories/category-properties.md#treat-as-income)
* [Exclude from budget](/setup/categories/category-properties.md#exclude-from-budget)
* [Exclude from totals](/setup/categories/category-properties.md#exclude-from-totals)

### Creating Categories

* [Category creation](/setup/categories/category-creation.md)
* [Auto-categorization](/setup/categories/auto-categorization.md)

### Category Groups

* [What are category groups](/setup/categories/category-groups.md#what-are-category-groups)
* [How to create a new category group](/setup/categories/category-groups.md#how-to-create-a-new-category-group)
* [How to add categories to an existing category group](/setup/categories/category-groups.md#how-to-add-categories-to-an-existing-category-group)

### Editing Categories

* [Reordering](/setup/categories/editing-categories.md#reordering)
* [Archiving](/setup/categories/editing-categories.md#archiving)
* [Merging](/setup/categories/editing-categories.md#merging)
* [Deleting](/setup/categories/editing-categories.md#deleting)

### FAQ

* [Frequently Asked Questions](/setup/categories/faq.md#frequently-asked-questions)


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