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 | Open file icon allows you to select a data file on your computer. | 
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 | Open model icon allows you to open a previously saved model. | 
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 | Save model icon allows you to save a model for later use. | 
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 | Show datagrid icon allows you to view a data file once you've opened it. | 
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 | Select inputs/outputs and set building parameters icon opens the screen that lets you customize the formula. | 
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 | Start optimizing model icon begins the process of finding a formula. | 
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 | Apply model icon processes the data file you select using the formula created by the model.  The results are displayed both as a data file and a graph. | 
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 | Save inputs, actuals, and predictions on disk icon creates a data file that may be read in a word processing or spreadsheet program. | 
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 | Print model predictions icon writes out a file to a printer that includes general statistics on how well the model trained as well as the actual and predicted values by row number. | 
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 | Help icon displays the ChaosHunter help file. |