Originally Posted by Technatic
I always raise the tension in 2 or 3 strings before the knot depending of the kind of string.
The less elasticity in a string the more difficult it is to maintain the tension on your knot.
My electronic machine has a special "knot button" which raises the set tension by 10%.
Mine too but I've only used it on the last string before the knot, not the last two strings. Interesting all the different takes on this.