# WaterStrategy Documentation

Our documentation helps you build, refine and use a digital twin of your water system (using our default model, Pywr).

Teach yourself water resource system modeling with our step-by-step tutorials:

<details>

<summary>Getting Started</summary>

[Creating an Account](/waterstrategy/getting-started/creating-an-account.md)

[Logging In](/waterstrategy/getting-started/logging-in.md)

[Tour of WaterStrategy](/waterstrategy/getting-started/tour-of-the-interface.md)

[Sharing Projects and Networks](/waterstrategy/getting-started/sharing-projects-and-networks.md)

[Exporting and Importing Models](/waterstrategy/getting-started/exporting-and-importing-models.md)

[Dealing with Model Errors](/waterstrategy/getting-started/dealing-with-model-errors.md)

[Uploading External Data](/waterstrategy/getting-started/uploading-external-data.md)

</details>

<details>

<summary>Modeling Basics</summary>

[Water Resource System Modeling?](/waterstrategy/modeling-basics/water-resource-system-modeling.md)

[What is Pywr?](/waterstrategy/modeling-basics/what-is-pywr.md)

[Pywr Concepts](/waterstrategy/modeling-basics/pywr-concepts.md)

[Node Types](/waterstrategy/modeling-basics/node-types.md)

[Allocation Penalties](/waterstrategy/modeling-basics/allocation-penalties.md)

[Scenarios](/waterstrategy/modeling-basics/scenarios.md)

[Parameters](/waterstrategy/modeling-basics/parameters.md)

[Recorders](/waterstrategy/modeling-basics/recorders.md)

</details>

<details>

<summary>Applied Modeling</summary>

[Reservoir and Storage Nodes](/waterstrategy/applied-modeling/reservoir-and-storage-nodes.md)

</details>

<details>

<summary>Tutorials</summary>

[Creating and Running a Model](/waterstrategy/tutorials/creating-and-running-a-simple-model/creating-and-running-a-model.md)

[Making Changes to a Model](/waterstrategy/tutorials/creating-and-running-a-simple-model/making-changes-to-a-model.md)

[Modelling basin reservoir systems](/waterstrategy/tutorials/creating-a-reservoir-system.md)

[Adding reservoir bathymetry, evaporation, and rainfall](/waterstrategy/tutorials/creating-a-reservoir-system/adding-reservoir-details.md)

[Using Allocation Penalties to Allocate Water](/waterstrategy/tutorials/using-allocation-penalties.md)

[Control Curves and Demand Savings](/waterstrategy/tutorials/creating-a-reservoir-system/control-curves-and-demand-savings.md)

</details>


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