Can you add my 3 new books into a series?

[Shelby]

I just added my newest books, and can you please combine them into the series.
The series is (Merry F*cking Christmas)
Book #1 - Christmas Guest - ASIN - B0CCB1R8TV
Book #2 - Christmas Dare - ASIN - B0CC9ZHH7S
Book #3 - Christmas Fright - ASIN - B0CCB26VKX

Thank you so much again.

[Liralen]

What makes the books a series? Do they share characters, a world, etc.?

[Shelby]

They're interconnected with the same world and an over arcing subplot with a specific family.

[Liralen]

Thank you—done: https://www.goodreads.com/series/3742...

[Shelby]

Thank you so much.