The first step in proactive planning is mapping your current work authorization timeline. Know exactly when your current authorization expires. Know whether you're eligible for STEM OPT extension and how much time it would provide. Know whether you've used any full-time CPT and whether OPT eligibility is preserved. Know what your employer's H1B sponsorship timeline looks like. https://day1cptuniversities.com/blog/options-for-h1b-applicants-not-selected-in-the-second-lottery