Activity for Angelique

I am looking for advice on how to tell my future MIL that she cannot continue to invite people to the wedding. My fiance and I have been engaged for about a year and a half and about a year ago I asked my future MIL to provide me with a list of names...

Does anyone have any thoughts or tips on flipping a venue to use it for both the ceremony and the reception? I am getting married in December and the building is big enough that I could separate the space into a reception space and a ceremony space...