House shapes allow you to create a wide variety of building outlines. . They are chosen from the House dialog box, which can be accessed from the house icon 
.The current house shape is remembered between houses. When you are ready to insert the selected house shape, click on the Insert button.
To create extensions and connections to existing houses, click here 
House Shape 1 (Rectangular)
This simple shape is the basis for most houses. Select 3 points to produce a rectangular house. The first two points are the long edge of the dark side of the house. When you have selected the first two points, move the cursor to define the final point.
House Shape 2 (Regular L)
This shape produces L-shaped houses with the same width for both sections. The first two points are the outside edge of the first section, the third point forms a rectangular cursor in which the L is enclosed; the final point sets the inside corner of the L.
House Shape 3 (Irregular L)
This shapes produce and L-shaped house with the option for a different width for each section. The first four points are selected as for House Shape 2 above.
House Shape 4 (Regular V)
This shape produces V-shaped houses with the same width for both sections. The first two points are the outside edge of the first section; the third point is the third point of the outside of the V. The fourth point selects the inside of the V.
House Shape 5 (Irregular V)
This shape produces V-shaped houses with the option for a different width for each section. The first four points are as four a Regular V-shaped house.
House Shape 6 (Irregular U)
This shape produces a U-shaped house. The first and second points define the outside edge of the longest vertical of the U. The third point selects a bounding box which limits the maximum width of the U. The fourth point constrains the length of outside of the third section of the U, the fifth point sets the width for the inside.
House Shape 7 (Irregular T)
This shape produces a T-shaped house. The first two points describe the length of the top bar; the third determines the width of the house sections, the last point the lower edge of the T.
House Shape 8 (Many sided)
This shape produces a polygonal house with as many sides as you like. The first three or more points determine the outside edges of the house. When the outline is complete, right click then select the roof vertex. This shape is unaffected by roof types other than flat roof.
House Shape 9 (Four-sided)
This produces an irregular four-sided house with no constraints. The first two points are the long edge of the dark side of the house. The third and fourth points determine the other two corners of the house.