The changes to law will be in the food truck vendor favour.

English as a Second Language English Vocabulary, Grammar and Idioms
#1
  1. The Chinese etiquette dictate that one should share food with others and one should invite your guest to join you for a meal at you home.
  2. The changes to law will be in the favour of food truck vendor.
  3. The changes to law will be in the food truck vendor favour.
  4. I will not have any free time until next year.
  5. I will not be free until next year.

Are the above sentences correct? Please advise.

#2
  1. The Chinese etiquette dictates that you should share food with others by inviting your guests to join you for a meal at you home. (The Chinese etiquette dictates that one should share food with others by inviting one’s guests to join one for a meal at one’s home.) This is quite pedantic, though.
  2. The changes to law will be in favour of the food truck vendors.
  3. The changes to law will be in the food truck vendors’ favour.
  4. I will not have any free time until next year.
  5. I will not be free until next year.
#3
  1. Chinese etiquette dictates that you should share food with others by inviting your guests to join you for a meal at your home.
    (Chinese etiquette dictates that one should share food with others by inviting one’s guests to join one for a meal at one’s home.)
  2. The changes to the law will be in favour of the food truck vendors.
  3. The changes to the law will be in the food truck vendors’ favour.
#4

I would recommend -

Changes in the law - in other words transpose the article to ‘law’ and in that way ‘law’ can refer specifically to this particular industry.