I noticed several xposts linking to the original article across different forums.

She xposts her blog entries to both the forum and the mailing list.

I made an xpost to reach both communities at once.

I xposted my article to both the forum and the subreddit to reach a wider audience.

Before the event, I'll xpost the flyer to the community forum and social channels to reach a larger audience.

After xposting the announcement to three different channels, she immediately began receiving duplicate messages.