Criteria which decides h1b petition initial period of stay 1yr/2yr/3yrs

USA H1B Visa
1

Hi Team,

I am keen to know how come some guys petition is approved for 1 yr and others for 2/3 years.May I know on what criteria it is decided whose petition is approved for how mny years?

Regards,

Rahul.

2

Hi Team,

I am about to fill documents for H1B. Any suggestions would be of great help!!