4 In future,American citizens or permanent residents can handle for their adult children (over 18 years old) to go to USA,their adult children must wait about 5 years for waiting period,can be got the temporary resident status of USA,they must go to work,or study abroad! Can't be got the permanent resident status of USA.
5 If American citizens' brother and sister ("F4 kind of immigration"),or American citizens and permanent residents' adult children (over 18 years of age)(F1,F2B or F3 kind of immigration),have got permanent residents of USA,if the person (include their spouse) is these types of situations.The Measure for them will be same as anyother developed countries.