The car is by the lake
Stewart Creek Park is on Sparks Road along Lake Lewisville's eastern shore. For a passenger-car key problem there, give the entrance and actual parking location rather than just 'by the lake.' Say whether the key is inside the vehicle or missing, and describe the car so the meeting point is clear.
The park also has boating and camping facilities, so name the type of vehicle involved instead of assuming one request covers every kind of equipment. The automotive locksmith page concerns vehicle access and key questions; any particular model and key type need checking. Share current access restrictions if you know them, and keep your phone available while arrangements are discussed.
Only one car key left?
A working spare changes the conversation. Explain whether you still have one usable key, whether the remote buttons work, and whether the vehicle starts normally. A damaged blade, failed remote and missing key do not necessarily call for the same work. Have the year, make and model ready before asking about replacement car keys.
If the car has moved into nearby Lewisville or Frisco, use its current location. The place where a key was lost can explain the story, but the vehicle's location is what matters for the request. Compatibility and availability should be confirmed before you rely on a proposed visit.
Back home, check access too
A lost key ring can create a household question as well as a vehicle problem. List the home doors its keys operate and note whether identifying information was attached. For eligible locks, rekeying changes which key opens them; it does not automatically require replacing every handle and deadbolt.
If an existing door catches or a key binds, mention that separately when discussing lock repair. For rented property, clarify authorization with the manager. A practical plan should address both reliable everyday operation and the keys you no longer control, with the full property address and proposed work checked by phone.