What signs do you look for from your loved ones?

I remember a time when I searched for "signs" and then realized that it was my own grief searching for them. However, when I "let go" of that searching I can say for 100% certainty and knowing that there have been moments when my loved ones have "drawn my attention" to things....even odd things....it's like that little moment of total presence where time stops and this little window opens, however briefly,