Lastly

Lastly, she went to America.

Lastly, she went to the United States.

Lastly, cook on low heat for thirty minutes and it's done.

Lastly, is there anything else to share with the group?

Lastly, Boissiere said, not enough students seek out help.

Firstly, that's illegal; secondly, it has serious disadvantages; thirdly, it's not necessary; and lastly, did I mention that it's illegal?