how do I begin
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Full retirement age is the age at which a person may first become entitled to full or unreduced retirement benefits .
Do they go by year of birth?
you may start receiving benefits as early as age 62 or as late as age 70
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what are the pros of it?
The advantage is that you collect benefits for a longer period of time
Can I delay them until after retirement?
 if you delay your benefits until after full retirement age , you may be eligible for delayed retirement credits that would increase your monthly benefit ;
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what is normal retirement age?
you may start receiving benefits as early as age 62 or as late as age 70
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Can I be eligible for delayed benefits?
 you may be eligible for delayed retirement credits that would increase your monthly benefit
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can the benefits start early?
 your benefits are reduced a fraction of a percent for each month before your full retirement age
