they'll be there, and they'll know already that you like them, so just include a little gift-giving or libation in their ritual - something small and biodegradable as a token such as a flower or feather or leaf or stone will alert them to your deeper interest and they can use any of your human energy that you've imbued it with. breathe on it, whisper good wishes for harmony between our races - you'll think of stuff, and they can use the energy of a crystal charged or uncharged, and some of them love it if you give them a tiny portion of your food and drink and share with them. if you want to get really twee
you can cut special tiny sandwiches for them or dip tiny pieces of bread in honey. they like laughter and music too, and can hear the highest notes of a flute better than low sounds. then find time to sink gently into a meditation of appreciation of nature and they'll help you to their wavelengths. don't be scared of baddies, if you welcome them all, the goodies keep the baddies good.