Keeping the crumbs off you lap in style
The Napkin.
If at social gathering take the lead from your hostess of when to place the napkin in your lap
Napkins always are placed to the left of the plate
Leave your napkin folded in half with the fold against your body.
If you leave the table during the meal, place your napkin on your chair seat.
At end of the meal, place your napkin to the right of your plate. It does not need to be folded