Road Side Interview Method :
    •    In this method data is collected quickly in short duration
    •    Skilled team is required which can be trained quickly
    •    Main drawback of this method is that vehicles are stopped for interview. It causes delay in vehicular movement.
    •    It may cause congestion unless there is enough space.
License Plate Method :
    •    It is quite easy as far as field work is concerned.
    •    The field organization can be trained quickly
    •    It involves a lot of office work in tracing trips of through various stations.
    •    It is advantageous when the area under consideration is small like a large intersection or small business centre.

Return Post Card Method :
    •    It is suitable when traffic is heavy.
    •    It does not require skilled personnel.
    •    It may not give true picture.

Tag on Car Method :
    •    It is useful where the traffic is heavy and moves continuously.
    •    It gives only information about entry, exit and time taken.