Tenth Reason  
You can trade an old .44 for a new .22

Ninth Reason
You can keep one gun at home and have another for when.... you're on the road.
 
Eighth reason
If you admire a friend's gun and tell him so, he will   probably let you try it out a few times.
 
Seventh reason
Your primary gun doesn't mind if you keep another gun for a backup.
 
Sixth reason
Your gun will stay with you even if you run out of ammo.

Fifth reason
A gun doesn't take up a lot of closet space.

Fourth reason
Guns function normally every day of the month.
 
Third reason
A gun doesn't ask , "Do these new grips make me look fat?"
 
Second reason
A gun doesn't mind if you go to sleep after you use it.
 
first and the most compelling reason is
You can buy a silencer for a Gun