Looks like you are not clicking on "Apply To Selected". Select an object to be added to the BOM, hold the Shift key to select multiple objects, or drag a fence around all the objects to be included in the BOM. Click on "Apply To Selected". Click on "Create BOM". Click on the place in your drawing where you want the upper left corner (default) of the BOM to appear. In the dialog box, you can change the anchor point, font, and font size. The font size will control not only the font but the overall size of the entire box.
The "CutList Properties" BOM none of the attributes are editable, all are derived from the selected object/s. To make changes such as name you must make the change in the "Inspector" palette and be sure to click apply. If the name you are changing is already in the BOM display then click on the "Update BOM" The only user editable attributes in a BOM are integer, float, and string. Look at "Vender No." in the drop-down list and see the bottom two items are strings, you can click on those and enter data.