yes they should because its is available everywhere and easily people are always curious to try it once and then become addicted to it tobacco company are one reason for it people don't notice the caution on the pack the warning must be shown every where where cigarettes are sold
facebook can be used to promote a website but not inplace of website because a website can provide more information than facebook and a company with website is treated as good and will provide quality service but a company with just a facebook page is not treated the same
Mba is always a very good field and it has shown a lot of growth in the past few decade but doing mba does not matters but doing it from a good and reputed institute matter