referred to as cross walk to illustrate by doing so the dso could arrive at the job title of a computer programmerif post the opt the employer seeks to sponsor the erstwhile student for an h1b with the same or similar duties the title of a computer programmer as fed earlier into the sevis system could result in rejection of the h1b application as it will not be treated as a speciality occupationthe data entered into the sevis system by the dso based on internet research could contradict representations made by the sponsoring employer in an h1b application resulting in challenges explains cohen we are likely to see increased site visits at opt work sites to confirm the information fed into sevis about the work and its connection to the students major field of study says david nachman managing attorney at npz law group immigration advocates also state that students must involve their employers and immigration attorneys if they are to fill in data explaining how the opt employment is related to their study course