I have a feeling This has to do with gokunming voting for the best of...
Maybe They are trying to win first place This year and has put the word out to post positive, over the top reviews. Just a hunch.
Another factor is whether or not you are on good terms with your parents. Many families in America are dysfunctional. Also finance is also a big issue. Many foreigners are just surviving and sending money is not an automatic option.
There are just too many factor for each individual to consider.