To post the variation to the site, click "submit to the site". If it won't let you submit it, check if there is a yellow box on top and what is written in that box. You have to make all the warnings in the yellow box go away before you are able to submit it.
@AlexisHehe I use the straight edge technique and try to pull all my knots upwards! It was also helpful for me to watch youtube knot along videos to see how other people make alphas