Now, you will learn to use Edge Loop to select the edges and gain experience in adjusting the control points of the Subdivision Surfaces from the following steps:
Press 7 on the NumPad.
Press Z to change from solid to wireframe shading.
Move the cursor over the horizontal edges at the widest part of the sloop. Press Alt + RMB to select an Edge Loop.
Press S, X, and use the mouse to scale the surface until it is as wide as the boat in the template, and then press the LMB. The control edges will be wider than the width of the boat image in the template. For the most precise control of scaling, remember to move the mouse away from the center of the 3D View header before you start scaling.
Repeat this with the horizontal edges at the front of the cabin where the hull begins to narrow toward the bow, as seen in the next screenshot.
The Edge Loop command will not work at the ends of the sloop. Press A to deselect the edges, and then press...