Just the essentials for now. You can add the guests right afterwards.
That's where the party key goes. Since there's no sign-up, keeping that key is what guarantees your access to the dashboard.
Write it the way you'd tell someone driving there. The invitation turns this address into a map link.
Only if you want an exact spot — a farm or a country house, say. Leave it blank and the address above already becomes a map link.
It's only there to guide you in the dashboard. It doesn't block anyone from replying.
The invitation's colours come from this photo. The hue comes from the image, but the brightness is recalculated so the text stays readable.