Duplications allowed for phone number

[nus-pe-bot]

Phone number can be duplicated which does not really make sense intuitively.

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_{[original: nus-cs2103-AY1920S1/pe-interim#718]}

[liakify]

Team's Response

We think it actually makes sense intuitively because it is possible for people to share phone lines (e.g. home numbers). Standard phone contacts applications also do not reject duplication of phone numbers.

Duplicate status (if any):

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