Definitions by WonderWheeler

aymf 

Ask Your Mother First. Similar to YMMV. In internet talk it means the poster is not taking any responsibility for you following their recommendation.

A good quality 4x8 wood beam will span 8 feet feet for the widow of a simple, single story, wood frame house as a rule of thumb. But check the building code span tables. YMMV, AYMF

aymf by WonderWheeler June 17, 2018