Forum:SH Archive/Adding a new section to a page

I have noticed on a certain page i could add some vaulable contributions in the begining there is usually a list of events ex

luke skywalker 1 pre empire 2.pre-teenager years 3.empire 4.etc.... this is an example

how do i add another section that is not already done.(like in the ex. if i had to add something in place of # 3 how would i edit the info in to the page.