In article Jy6cb.418949$Oz4.210313@rwcrnsc54,
Franklin Breeden wrote:
My uncle has drafted a letter for a
buyer to sign releasing my uncle of all liability and requiring the
buyer to agree to obtain training in gyros.

As I see it, if a buyer signs the agreement it should be valid.

IANAL, but among the problems with this: You can't sign away anyone
*else's* right to sue. The pilot/owner is not likely to be the one to
sue -- it's the surviving family, which is not a party to the agreement.
Also, the agreement wouldn't cover negligence on the part of the builder.

--
Ben Jackson

http://www.ben.com/