Affectionate letter sign-off Crossword Clue

 The answer to the crossword clue "Affectionate letter sign-off" is XOXO.

XOXO is a common way to end a letter or email to someone you love or care about. It is a symbol of affection and kisses. The X represents a kiss and the O represents a hug.

XOXO is often used in romantic letters, but it can also be used in letters to friends and family members. It is a way to show someone that you are thinking of them and that you care about them.

Here are some examples of how XOXO can be used in a letter:

Love you always, XOXO

I miss you so much, XOXO

See you soon, XOXO

Thinking of you, XOXO

I hope this helps!