Is death penalty effective

1. Who suffers

1.1. Victim

1.2. Victims family and friends

1.3. offender

1.3.1. maybe innocent

1.3.2. guilty

2. Why and how do they use it

2.1. cruel punishments

2.2. psychological tourher

2.3. eye for an eye

3. The kind of death penalty

3.1. Lethal injectons (poison)

3.2. Electric chair

3.3. Hanging

3.4. excution

4. does it save the governments money

4.1. Cost of life time in prison

4.2. Cost of making appeal

5. For what should they use it

5.1. Murders

5.2. terrorist

5.3. people that have psychological disorder