Can "at" and "in" be used interchangeably without worry or is one of them specifically wrong especially in the case of:
Working at a new job vs. Working in a new job? and Living in a new apartment vs. Living at a new apartment?
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Sign up to join this communityI'd reject "living at a new apartment", though "living at a new address" is idiomatically correct.
For a new job, it's less clear.