How do i contact somone at Twitter?

[Filip]

Hi, i want to know how i contact someone on twitter?

Do i only write @FeaturedFilip and my messeage, then they get my message? And how do they get it? Do they have to look for em in their inbox?
but what does happen when i write @LisaNova and my message?

[Murray Bhoy]

to write a msg to someone on twitter they have to be following u and u following them if so, Home Page, Direct Message thats it