得意なこと
that which someone is very good at doing
something that is one's strong point or in which one excels
the condition of having a triumphant air
(客の方から言うと)to give one custom―patronize a shop―(店の方から言うと)―have some people for customers―enjoy the custom of some people―be patronized by some people.
趣のあること
something preferable
of a person, to have a weak point
ほめて得意にならせること
the act of flattering a person to make them feel proud of themselves
with a triumphant look