In article eMvPb.97683$5V2.322914@attbi_s53,
"Gary Drescher" wrote:
Since you have no choice about altitude during an ILS approach,
adding kinetic energy is the only way to increase your glide range.

That's not really true. You can't go below the GS, but nothing says you
can't fly the entire approach above the GS. There's nothing illegal or
inherently unsafe about flying the ILS 1 or 2 dots high. You wouldn't
want to do it in a jet, but in a spam can it's perfectly reasonable.