Crossword puzzle clue "crossword construction e g"

Crossword construction, e.g.

Poor crossword construction technique that requires too much of the solver

Did a crossword construction duty

Crossword writer's construction

Crossword construction, for a very select few

Like a crossword clue about crossword clues, say

Actress/singer Helen with the CD "Crossword" (the title track starts "I found my true love today doing the crossword on the back of the 6 train")

Kind of order ... or a hint to this puzzle's unusual construction