When following technical directions, it is a good idea to—

read the directions all the way through before you begin

skim the heads and subheads before you begin

scan the graphs, tables, and maps before you begin

read the first line of every paragraph before you begin
29.
what is the purpose of warranties?

to spell out exactly what services will and will not be provided

to give you precise technical information

to guarantee that a product will work for a specified period of time

to tell you how to set up and use a product