By their own NOT CORRECT. its By themselfs, or on their own, for themselfs.
NOT do mistakes… make mistakes
one person, two people
life singular, lives plural.
People keep, not people keeps
I agree. NOT I am agree
Para expresar Purpose se utiliza to + inf y for + ing. El primero es para acciones (I went to Legazpi to rent a bike), y el segundo para objectos (The pen is for writing).