If you use release for a flight, it is not required to add this to the declaration. Check 1.4.4 where release is an option.
If the data file for a Silver or Gold has an error, the OO shall submit a correction certificate with the claim. Take note that an omission is not an error.
You only need to enter your name, glider type and registration for the Silver Badge.
Although no declaration is required for Silver Height and Duration, it does make your “OO” control a lot easier if you have it.
A Waypoint is point specified by a set of coordinates. A Waypoint may be a Start-point, Turn-point, or Finish-point.
If this is required by the performance type, yes. See sporting code, #1.4.4 Table of badge and record requirements.
Yes, the new declaration will be logged with a later timestamp, so it will be the valid one.
Yes it must be done before take-off.
Make sure your FR is switched on before doing the Internet declaration, and stays on. (in case the FR has a residing/old declaration)
The Internet declaration can only be used for Silver and Gold badges.
The internet declaration is the pre-flight notification of pilot name, glider type and the glider registration or callsign, plus any waypoint(s) coordinates as required by a given soaring performance.