Question ( for anyone who’s been in some form of rehab ) how can you earn day passes/ cell phone time and how often are those given?

I know not all rehabs allow this but for those that do and whoever has been to those ones that allow them, what was your experience with day passes and phone time?
Question ( for anyone who’s been in some form of rehab ) how can you earn day passes/ cell phone time and how often are those given?
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