Do you want some new thing or new features added in your Ubuntu?
Do you ever wish that the things were in little different way than the way it is?
Do you think that there are people wishing the same?
If you are answering yes then be glad that there are sites like
The concept of these sites is you get some idea, you post there and if it has high vote then it will get attention. Similarly you are the one who vote for others idea too.
So what are you doing here. Go submit and vote.