Lp-inc: Purled Left Lifted Increase
A demonstration of the Purled Left Lifted Increase (Lp-inc) - Pick up and purl into the purl bump of the stitch two below that just purled on the RHN.
Rp-inc: Purled Right Lifted Increase
A demonstration of the Purled Right Lifted Increase (Rp-inc): Pick up and purl into the purl bump of the stitch below the active stitch on the LHN, being careful not to twist the stitch as you purl.
pf&b: Purled Front & Back Increase
A demonstration of the pf&b increase.
pf&kb: Purl Front & Knit Back Increase
A demonstration of the purl front & knit back increase (pf&kb): Purl into the front of the stitch, take the yarn through to the back and then knit into the back loop of the stitch.
rev-e: Reverse-e increase
A short video to demonstrate the reverse-e increase (rev-e), which is almost invisible in an area of purl stitches.