Shampoo, lather, rinse, repeat.
Not necessary for my hair texture.
Shampoo, later, rinse, conditioner, lather, rinse.
The first three. No need for the repeat unless I'm in the business of selling shampoo.
Repeating is not necessary but I do it anyhow.
That reminds me of SOMETHING...
...IDK. Something I read somewhere, I guess…
Just the repeat part is not necessarily...the rest is necessary