All of it depends upon the type of venue and your own criteria. When doubtful, reserve at the earliest opportunity so you've the best possibility of securing your aspiration location. This is where your online listing of RSVPs comes in helpful — the names of your attendees are obtainable straight https://scrapbox.io/faceinchphotostudio/Face_Inch_Studio_Chup_Anh_Cuoi_Han_Quoc