These are fundemental techniques for Pertus and Roux methods.
Align then join Edit
Before you join two pieces, align them so that they form a block.
There is a 1/2 chance that a center/edge pair will be aligned.There is a 1/6 chance that a corner/edge pair will be aligned.
Ryan Heise MethodEdit
Treat Blocks as a Unit Edit
When you put two blocks together, treat them as a unit.
Move it out of the way Edit
When creating new blocks, be very careful not to break up existing blocks!