how do i create a mail merge for specific clients in database?

[Guest]

we want to pick and choose which clients to send holiday cards to.

 

[Rick B]

One way is to add a new field to your table called "selected" or similar.
Make it a checkbox and simply "check" the records you want. In your select
query, only pull records where the "selected" field is true.

After you are all done, use an update query or some code to "uncheck" all
the records.