Place the working end of your yarn behind your work, then insert your hook through your work into the place where you want to start your surface crochet stitches.
Yarn over and pull up a loop.
Insert your hook into the next space where you want your surface crochet stitch to be placed, yarn over and pull through your work AND through the loop on your hook – like when making a slip stitch, then repeat.
This is what the front of your work will look like.
This is what the back of your work will look like.