Mass Media is meant for larger audience. It can be of two types, one is broadcast media like TV or radio or it can be of print media like the newspapers and magazines. It can also take the shape in internet form to reach out to most people.
The advantage of mass media is that one can make a favorable message popular and discriminate the unfavorable [url removed, login to view] advantage of co-operating with mass media is that one can ease the worries of being "black mouthed" by media organizations.
Disadvantages of Mass media:
Well i believe , younger generations should not be spending much time in front of TVs and rather find news on internet.
People tend to follow mass media blindly and they do not engage themselves elsewhere to rely on a particular information.
So,i would like to conclude that mass media is a good option but we should not forget that we have other sources of information which we should keep using.