they know it is medication b/c #1 you have to sign for it #2 all the packages i receive are there is not much doubt it is medication,but do you know how many folks order medsonline like 100,000's of thousands don't worry she is just making small talk I guess although each situation is alittle diffrent my ups and fedx guys tell me they get alot of there own meds online plus they tell me that about 15% of there packages are meds