Gerund after prepositions We use the Gerund after prepositions.

verb + preposition
Exception: to
Here we use the phrase:
looking forward to + Gerund
Example:
I'm looking forward to seeing you soon.
We use the Gerund after the following phrases:
accuse of They were accused of breaking into a shop.
agree with I agree with playing darts.
apologize for They apologize for being late.
believe in She doesn't believe in getting lost in the wood.
blame for The reporter is blamed for writing bad stories.
complain about She complains about bullying.
concentrate on Do you concentrate on reading or writing?
congratulate sb. on I wanted to congratulate you on making such a good speech.
cope with He is not sure how to cope with getting older.
decide against They decided against stealing the car.
depend on Success may depend on becoming more patient.
dream about/of Sue dreams of being a pop star.
feel like They feel like going to bed.
get used to You must get used to working long hours.
insist on The girls insisted on going out with Mark.
look forward to I'm looking forward to seeing you soon.
prevent sb. from sth. How can I prevent Kate from working in this shop?
rely on sth. He doesn't rely on winning in the casino.
succeed in How then can I succeed in learning chemistry?
specialize in The firm specialized in designing websites.
stop sb. from I stopped Andrew from smoking.
talk about/of They often talk about travelling to New Zealand.
think of Frank thinks of playing chess.
warn sb. against We warned them against using this computer.
worry about The patient worries about having the check-up.