Often, we work with X and Y offsets in Infraworks. For example when exporting an FBX or when importing stuff from a local coordinate system.
Here is an example of the default value when exporting an FBX
... which I always change to a custom value, my Favourite value
My suggestion is the ability to save named Favourites.
1. Down-arrow (similar to the one for the Coordinate System)
2. Either we have favourites listed, or we have a star we can press which lets us type in a name