Tunisian purl stitch and variants all work with the yarn drawn to the front side of the fabric.
Tunisian Purl Stitch (Tps)
Bring Yarn to front of fabric by putting your hook behind the yarn, insert hook from right to left as in Tss (yarn below hook), then YO and draw up a loop.
Bring yarn to frontInsert hook behind front vertical barTunisian Purl Stitch