How to make a segment for matching in google analytic?

@larry_orn 

To create a segment for matching in Google Analytics, you can follow these steps:

1. Sign in to your Google Analytics account and navigate to the desired view.
2. Click on "Add Segment" at the top of the page.
3. In the segment panel that appears, click on "+New Segment" to create a new segment.
4. In the segment builder, you can choose the criteria for your segment. To create a matching segment, you can use conditions such as "Source / Medium" matches regex "abc123" or "Campaign" matches exactly "campaign123".
5. Configure the segment further by adding additional conditions or selecting metrics and dimensions to include.
6. Once you are satisfied with your segment settings, click on "Save" to save the segment.
7. Give your segment a name and description to easily identify it in the future.
8. Click on "Save" to apply the segment to your data.

Your new matching segment is now created and will be available for you to use in your Google Analytics reports.