A. F-2 visa holders are basically dependents of F-1 visa holders in the USA, and there are certai rules that they have to abide by to avoid breaching the student visa. Some of the rules are as follows for F-2 visa holders: F-2 visa holders cannot enter the USA before or without the F-1 visa holder. The F-2 visa holders cannot work full-time or part-time while in the USA. No social security number can be allocated to F-2 visa holders. Also, no applicant can pursue a full time course at US universities or colleges on an F-2 visa.