View Single Post
Old 02-05-2011, 05:24 PM
  #39  
GrandmaAva
Junior Member
 
GrandmaAva's Avatar
 
Join Date: Jan 2011
Location: North Olmsted, OH
Posts: 144
Default

I have heard it called the "envelope" mdthod. If it's used enough to have a name, it's OK in my book.
GrandmaAva is offline