Here's a page containing some QSL cards I've received.
I prefer LoTW, however I also have QRZ.com and e-QSL.
Here's a page containing some QSL cards I've received and some POTA stats. I have now printed some of my own QSL cards. I'll respond to all physical QSL cards with my own QSL card.
I have now printed some of my own QSL cards. I'll respond to all physical QSL cards with my own QSL card.