There is plenty of parking available on location but would recommend Uber or Lyft to those who will be drinking.
We suggest summer cocktail attire but ultimately we just want everyone to be comfortable. We know summer's in Texas can be HOT!
Both San Antonio International Airport & Austin-Bergstrom International Airport are good options. The drive from San Antonio to Fredericksburg is about an hour and Austin to Fredericksburg is about an hour and a half.