Once you're at the Valuations Tab, you can further adjust your Valuation. First, Navigate to "Change Parameters" in the top-right-hand corner of the screen -
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From there, you can adjust the parameters as you see fit. If you're unsure of what the parameter does - hover over the information icon (the "i" icon) near the parameter, if available, and a tooltip will pop up explaining the Parameter and the source of the data.

Here is a video for your reference -

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