How do i do this with my ipod?

Question

How do i do this with my ipod?
how do i add more songs on my ipod i have an kg nano the th generation! can i already have songs on it but i want to add more but it says tht my ipod is synced with another i tunes library so how do i add songs so that i dont lose the songs that i already have?

Answer

You might have too many song that you have to delete.