Certainly not in areas with a mobile population, the not so well off.
With an increasingly mobile population, however, the system became outdated.
Our country has a mobile population, which follows opportunities, jobs, better and less costly living.
We have a very mobile population and a system to move them.
They actually underestimate income mobility by excluding the most mobile population from their studies: those under age 25.
This specific case has been linked to others reported in the past due to the highly transient and mobile population.
Sorcery and warfare lead to a thinly distributed, but quite large, mobile population.
Innovations in online commercial services have set high standards for an increasingly mobile population.
In Europe, the varying legislation and mobile populations mean that control attempts may have limited long-term results.
Reaching out to mobile populations: a child is vaccinated through the window of a train.