I’m sure that the wiser heads on this forum are already aware of this trick (and Jim may even have covered it in one of the videos) but there may be some lurkers who will benefit. I find it very handy.
If, in a form, you wish to apply the same property (text size & location, object dimensions & colour, formula, procedure, caps, etc.) to several objects, you can select all of the objects, set the property once and it is applied to all of them.