The movie shows a vertical red line so you can see the effect of selecting each option. This shows using the Bold and Italic buttons in the Text Tool to apply and then remove bold and italic effects. The end of the movie shows that you can apply both effects to produce bold, italicized text. This movie shows the effect of changing the line spacing of the middle line. Positive values move the following line down.
Negative values move the second line up.
This movie shows using the Baseline shift option in the Text Tool to move a selected text region by clicking on the bump arrows and the typing into the text box. The text is firstly moved above the other text then below it. Xara Webster does not have subscript or superscript. At the end of the movie, the mouse is clicked at the start of the text so you can see the final result. The Text Tool in CorelXARA includes buttons to quickly select subscript and superscript.