Advantages and disadvantages of newspaper recruitment, network recruitment and on-site recruitment?

Newspaper recruitment, is the mainstream of the 90's, the advantage is wide radiation, strong effectiveness. The disadvantage is that the price is expensive and the time is short, usually just one or two issues. And it is easier to be affected by the weather, such as rain, snow and so on.

Network recruitment, the advantage is that the time is long, at least can hang on 1 month, now many young people will choose this mode. The disadvantage is to hang on the enterprise has not recruited, but will still hang on the position. In any case, the network recruitment is now the mainstream.

On-site recruitment, the advantage is that the scene of the enterprise are really recruiting enterprises, so the effect should be better. The disadvantage is that it is restricted by geographical location and the weather has a big impact