Chaining the warp with two hands may help you eliminate twisting of the warp as you beam.
How do you get a consistent beat on a wide project?
The treadling drafts in Handwoven are designed to be followed starting at the top (right under the tie-up) and working down. This is because we are accustomed to reading instructions (or text) working down a page rather than up a page.
How do you warp stripes that don't repeat for doublewidth weaving?