Love codes are romantic, fun and private : ) Here are some possibilities:

1-4-3 means I Love You
Three soft taps on the shoulder mean I Love You
SWAK = Sealed With A Kiss
X--s stand for kisses; O--s stand for hugs (often used to sign letters)
Learn the sign language gesture for I Love you
Three soft taps on the thigh mean Let--s make love
Red roses symbolize love and passion
Pink roses symbolize friendship
Yellow roses symbolize respect
White roses symbolize purity
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DECENT BOY;
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