You need to use an If...then...Else construction that checks if the middle
initial field is populated and if it is, inserts that field followed by a
space and if it is not, it inserts nothing.

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Hope this helps,
Doug Robbins - Word MVP
>I need to add a space to a merge field - I want to say
> print merge field middle initial and then print a space.
> These need to be inside of the brackets so if there is not
> a middle initial the form still prints correctly