"Foreign worker" means being on a work-visa, in Singapore this means you have very few rights and your stay is motivated only by your job. You get 30d to land a

"Foreign worker" means being on a work-visa, in Singapore this means you have very few rights and your stay is motivated only by your job. You get 30d to land a new job and pass the visa process, which takes minimum two weeks. Or get out. Long term visit passes are provided for spouses and children of citizens/PRs, they can apply to be allowed to work. Dependent passes are the same but for foreign workers, they may not apply work in Singapore. Permanent Resident is the only way for a foreigner to stay long term and work in Singapore out of their own merit. And the requirement are probably more like what you expect for citizenship. Currently it's essentially impossible to become citizen if you were not born to Singaporean citizens. However in the past citizenship has been offered to PR-holders.