As stated by the originator of this post, please no controversy. I am giving my opinion and you are getting angry.
Your reply point no 2 - please open your eyes... this is very common in India.
Your reply point no 3 & 4 - Beggars are not the only one who litter, spit and defecate on the stations. But yes, they are major contributors to it. Same is the case for crimes.