- To add a spot to the chart, fill in the form and click “add spot”.
- To remove a spot from the chart, find its entry in the table below the chart and click “remove”.
- Once a spot is on the chart, you may move it by clicking on its Ec and Soc values in the table below the chart. On clicking, the individual Ec or Soc score should become editable. After editing, refresh the page.
- At any point you may bookmark the page. When you use the bookmark to return to the page, the state of the chart will be restored.