This is a simple but useful contribution made by Daniela Paredes to the original 4 step sketch process from Design Sprint which comes, right before switching into idea mode.
It helps people that think they can't draw or simply don't know what sketch is, to create well-detailed sketches through a structured process that seeks to go for quality.
Product Design Facilitator, highly experienced with Design Sprint and agile frameworks working on Innovation and Digital Transformation in Latin America.