| `name` | **Description:** Used to specify the name of the definition in Plex as different than the mapping name.<br>**Values:** Any String |
| `limit` | **Description:** Used to specify the max number of items for the definition<br>**Values:** Number greater than 0 |
| `template` | **Description:** Used to specify a template and template variables to use for this definition. See the [Templates Page](../templates) for more information.<br>**Values:** Dictionary |
| `run_again` | **Description:** Used to try and add all the missing items to the definition again after the daily run.<br>**Default:** `false`<br>**Values:** `true` or `false` |
| `sync_mode` | **Description:** Used to change how builders sync with this definition.<br>**Default:** `sync_mode` [settings value](../../config/settings) in the Configuration File<br>**Values:**<tableclass="clearTable"><tr><td>`append`</td><td>Only Add Items to the Collection</td></tr><tr><td>`sync`</td><td>Add & Remove Items from the Collection</td></tr></table> |
| `minimum_items` | **Description:** Minimum items that must be found to add to a definition.<br>**Default:** `minimum_items` [settings value](../../config/settings) in the Configuration File<br>**Values:** number greater than 0 |
| `delete_below_minimum` | **Description:** Deletes the definition if below the minimum.<br>**Default:** `delete_below_minimum` [settings value](../../config/settings) in the Configuration File<br>**Values:** `true` or `false` |
| `delete_not_scheduled` | **Description:** Deletes the definition if its skipped because its not scheduled.<br>**Default:** `delete_not_scheduled` [settings value](../../config/settings) in the Configuration File<br>**Values:** `true` or `false` |
| `tmdb_region` | **Description:** Sets the region for `tmdb_popular`, `tmdb_now_playing`, `tmdb_top_rated`, and `tmdb_upcoming` |
| `validate_builders` | **Description:** When set to false the definition will not fail if one builder fails.<br>**Default:** `true`<br>**Values:** `true` or `false` |
| `cache_builders` | **Description:** Caches the items found by the builders for a number of days. This is useful if you run the same configuration on multiple libraries/servers in one run just set the value to `1`.<br>**Default:** `0`<br>**Values:** number 0 or greater |
| `blank_collection` | **Description:** When set to true the collection will be created with no builders and no items added.<br>**Default:** `false`<br>**Values:** `true` or `false` |
| `build_collection` | **Description:** When set to false the collection won't be created but items can still be added to Radarr/Sonarr. Does not work for playlists.<br>**Default:** `true`<br>**Values:** `true` or `false` |
| `server_preroll` | **Description:** Used to set the `Movie pre-roll video` Text box in Plex under Settings -> Extras.<br>You can run this with a [schedule](schedule) to change the pre-rolls automatically.<br>**Values:** Any String |
| `missing_only_released` | **Description:** definition Level `missing_only_released` toggle.<br>**Default:** `missing_only_released` [settings value](../../config/settings) in the Configuration File<br>**Values:** `true` or `false` |
| `only_filter_missing` | **Description:** definition Level `only_filter_missing` toggle.<br>**Default:** `only_filter_missing` [settings value](../../config/settings) in the Configuration File<br>**Values:** `true` or `false` |
| `show_filtered` | **Description:** definition level `show_filtered` toggle.<br>**Default:** `show_filtered` [settings value](../../config/settings) in the Configuration File<br>**Values:** `true` or `false` |
| `show_missing` | **Description:** definition level `show_missing` toggle.<br>**Default:** `show_missing` [settings value](../../config/settings) in the Configuration File<br>**Values:** `true` or `false` |
| `save_report` | **Description:** definition level `save_report` toggle.<br>**Default:** `save_report` [settings value](../../config/settings) in the Configuration File<br>**Values:** `true` or `false` |
| `ignore_ids` | **Description:** definition level `ignore_ids` which is combined with the library and global `ignore_ids`.<br>**Default:** `ignore_ids` [settings value](../../config/settings) in the Configuration File<br>**Values:** List or comma-separated String of TMDb/TVDb IDs |
| `ignore_imdb_ids` | **Description:** definition level `ignore_imdb_ids` which is combined with the library and global `ignore_imdb_ids`.<br>**Default:** `ignore_imdb_ids` [settings value](../../config/settings) in the Configuration File<br>**Values:** List or comma-separated String of IMDb IDs |
| `name_mapping` | **Description:** Used to specify the folder name in the [Image Assets Directory](../../home/guides/assets) i.e. if your definition name contains characters that are not allowed in file paths (i.e. for windows `<`, `>`, `:`, `"`, `/`, `\`, `?`, `*` cannot be in the file path), but you want them in your name you can this to specify the name in the file system.<br>**Values:** Any String |
| `test` | **Description:** When running in Test Mode (`--run-tests` [option](../../home/environmental)) only definitions with `test: true` will be run.<br>**Default:** `false`<br>**Values:** `true` or `false` |
| `changes_webhooks` | **Description:** Used to specify a definition changes webhook for just this definition.<br>**Values:** List of webhooks |
| `sync_to_trakt_list` | **Description:** Used to specify a trakt list you want the definition synced to.<br>**Values:** Trakt List Slug you want to sync to |
| `sync_missing_to_trakt_list` | **Description:** Used to also sync missing items to the Trakt List specified by `sync_to_trakt_list`.<br>**Default:** `false`<br>**Values:** `true` or `false` |
| `run_definition` | **Description:** Used to specify if this definition runs.<br>Multiple can be used for one definition as a list or comma separated string. One `false` or unmatched library type will cause it to fail.<br>**Values:** `movie`, `show`, `artist`, `true`, `false` |
| `default_percent` | **Description:** Used to declare the default percent for `episodes`, `seasons`, `tracks`, and `albums` [special filters](../filters.md#special-filters). Default is 50.<br>**Values:** Integer between 1 and 100 |
| `ignore_blank_results` | **Description:** Used to not have Errors resulting from blank results from builders.<br>**Default:** `false`<br>**Values:** `true` or `false` |
| `only_run_on_create` | **Description:** Used to only run the collection definition if the collection doesn't already exist.<br>**Default:** `false`<br>**Values:** `true` or `false` |
| `delete_collections_named` | **Description:** Used to delete any collections in your plex named one of the given collections.<br>**Values:** List of Collection Names to delete |
