It means it is owned by more than one person.
Tosho is a user on Twitter.
If the car is paid off. You and the co-owner can go to DMV and register the car in one name.
RTMI officially on twitter means ReTweetMyIsh
Where Will You Be At.
do you mean his address for twitter ? his twitter is @STEFANABINGDON
It mean Sunday follow .....
It refers to the Twitter PT Challenge. See the related link.
It refers to a Twitter application to upload music.
The location on twitter is usually the place where the page's holder lives.
Background.
retweet
It means timeline.