Microsoft Visio - Smartshapes alignment
Microsoft visio tutorial
Microsoft Visio - Smartshapes Alignment
Often times, inserting and deleting shapes can disrupt the alignment of the diagram. It can also create uneven space between diagram elements. To work around this problem, Visio provides tools that automatically align and space shapes in your diagram so that it looks perfect.
Align and Space Shapes
To automatically align and space shapes in a diagram, go to the Position drop-down menu in the Organize section of the Home tab. Click Auto Space or Auto Align and Space as needed. You can also hover over these controls to preview how the diagram will look after alignment.
After alignment, you can still move the shapes in your diagram, if you want an appamore personalized.