It will be used in a tabular data program to show information about free work days of employed and each column can't have enought space to include full week day name Are if you're treating them as multiple lengths of time. For common form i mean, what are the abbreviations that is more used in programs.
In australian english, in the upcoming days sounds strange Is if you're treating the two days as a single length of time In the coming days is acceptable but probably too formal, i agree with @boldben's comment that in the next few days is a better choice.
And does 7 days mean 7 calendar days, or 7 business days I would read the first as referring to a deadline, the second referring to a total accumulation of days spent This same question was recently asked by you on english language learners wasn't it I believe the answer there was that none of them are correct because all of them should say, the internet
Once that is fixed, then the only viable sentences are the ones that use for the last few days, in the last few days and in a few days Although the meaning of the last one is different. In most organizations, vacation days are usable at the employee's discretion, up to a certain yearly limit Vacation days are a subset of days off.
Within within (wɪˈðɪn) prep in Enclosed or encased by before (a period of time) has elapsed I am required to submit a certain form within 30 days of [a certain date in the future] I suspect that the form's author actually meant to say something like at least 30 days before [a certain date].