Knitting Increase: A knitted sampler showing what different increase methods look like, along with videos on how to perform each increase.
Knit-Front-Slip-Back A neater and easier alternative to the KFB increase.
Your Quick Reference Guide to Common Increases and Decreases Free craft and Knitting pattern
K1-b/r knitting increases - way to increase stitches without leaving a hole.
Knitting Increases: the four most common ways to add a stitch, from #yarnschool by Over the Rainbow Yarn.
Double knitting INCREASE, super useful when double knitting because this technique preserves the alternating colors on the needles that makes double knitting work.
Elizabeth Zimmermans Backward Loop Make 1 (M1)
A Round Up of Knitting Tutorials - Including intarsia, Russian Bind Off, knitted ruffles, and more.