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# Exposing indicator values that are not plots

There may be cases where you want to have your indicator calculate non-plotted values that you will want to access when using this indicator inside of another indicator or strategy.

## Key concepts in this example

* **Creating** exposed **BoolSeries** objects
* **Storing** and **retrieving** values from **BoolSeries** objects

## Important related documentation

* [Series`\<t\>`](/developer/desktop-sdk/references/common/iseriest/seriest)
* [Price Series](/developer/desktop-sdk/references/common/iseriest/priceseries)
* [Time Series](/developer/web-sdk/references/modules/timeseries)
* [Volume Series](/developer/desktop-sdk/references/common/iseriest/volumeseries)

## Import instructions

1. Download the file contained in this Help Guide topic to your PC desktop.
2. From the Control Center window, select the menu Tools > Import > NinjaScript.
3. Select the downloaded file.

[SampleBoolSeries\_NT8.zip](https://ninjatrader.com/support/helpGuides/nt8/samples/SampleBoolSeries_NT8.zip)