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896 Climbing thumb thumb thumb thumb thumb thumb
AVOIDING AVALANCHES
A snowfall of one inch or more per hour indicates a very high avalanche potential.
Scott M. Kruse, biogeographer, Fresno, California
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 5.8 out of 10 based on 16 reviews
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897 Driving thumb thumb thumb thumb
SPOTTING SLOW DRIVERS
The speed of a vehicle drops by 10 percent for each gray-haired person in a car.
Bob Horton, consultant and writer, Largo, Florida
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 3.9 out of 10 based on 20 reviews
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898 Conversations thumb thumb thumb thumb thumb thumb
TALKING TO REPORTERS
Don't tell a reporter anything you don't want printed. Not that they can't be trusted, but what you tell reporters off the record can lead them to another source who may not be so discreet.
Lester R. Bittel, management consultant
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 6.0 out of 10 based on 20 reviews
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899 Animals thumb thumb thumb thumb thumb thumb
HUNTING FOR DEER
The vital area on a whitetail deer is about the size of a paper plate. Never shoot from farther away than you can consistently hit a paper plate.
Dr. Timothy Haywood, physicist, Wilmington, North Carolina
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 5.9 out of 10 based on 22 reviews
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900 Building thumb thumb thumb thumb
DESIGNING A BUILDING
Only 20 percent of buildings are designed by architects.
Scott Parker, data specialist, Beaumont, Texas
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 3.9 out of 10 based on 19 reviews
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901 Computers thumb thumb thumb thumb
WRITING A COMPUTER PROGRAM
To write a good program, write and debug the entire program, get it documented and working perfectly, start over again from scratch based on what you learned the first time through. This process can be repeated as many as four times and still be cost effective, but you should always do it at least once.
Phil A. Schrodt, Associate Professor, Northwestern University, Evanston, Illinois
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 4.2 out of 10 based on 24 reviews
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902 Magazines thumb thumb thumb thumb thumb
SAVING MONEY IN PUBLISHING
Every 1/8-inch reduction in a magazine's trim size, will save you about 2 percent of your paper.
Cally Arthur, managing editor, American Demographics
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 5.1 out of 10 based on 18 reviews
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903 Children thumb thumb thumb thumb thumb
SUPPORTING A CHILD
Child-support payments for one child will usually equal 20 percent of the gross income of the parent who doesn't have custody.
Carol Benjamin, Scottsdale, Arizona
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 5.2 out of 10 based on 18 reviews
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904 Habits thumb thumb thumb thumb thumb
STARTING TO SMOKE
If you don't start smoking or drinking before age 25, you're unlikely to start after that age.
Scott Parker, data specialist, Beaumont, Texas
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 5 out of 10 based on 20 reviews
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905 Eyes thumb thumb thumb thumb thumb thumb
HIDING THINGS
Never hide an object at eye level. If you're hiding something from children, never hide it below your eye level.
Jeff Brown, astronomer, Bloomington, Indiana
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 6 out of 10 based on 22 reviews
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906 Flying thumb thumb thumb thumb
SPEEDING UP AN AIRPLANE
If you put a larger engine in your airplane, you can expect the cruise speed to increase by one-third the percent you've increased the power. For example, pump up the power by 30 percent and you'll see a 10 percent increase in your cruise speed.
Bill Cox, Plane and Pilot
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 4.4 out of 10 based on 14 reviews
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