It's How You "do It" When You Do DIY
This page is the CodyCross answer for the clue below from Apothecary, Group 1978, Puzzle 5 (Supplements).
Question is: It's How You "do It" When You Do DIY
and the answer is: YOURSELF
Word Meaning:
YOURSELF — (reflexive pronoun) Your own self (singular).
Definitions from Wiktionary.