Blender Selection Tools: A Haphazard Guide to Shortcuts and Workflows

Select one of the mesh’s vertices, edges, or faces, and press Ctrl+L. All the elements. Like ctrl+ F
Selecting loops: Place your cursor on top of an edge, press Alt, and right-click to select the whole loop.
Selecting rings: Place your cursor on top of an edge, press Ctrl+Alt, and right-click to select the whole ring.
Hold down Shift combined with either of these shortcuts to add to the selection.
This technique works with vertices, edges, and faces, but in the case of faces, selecting a loop or a ring returns the same results.
To quickly select a border, hold down Alt while you right-click the outer edges of the mesh twice.
Limit Selection to Visible
When you have the display mode in Wireframe (Z), you can select vertices, edges, or faces that are in front of the model, as well as those that are behind it.
Select Similar
After making a selection, pressing Shift+G shows different options depending on the type of element that you just selected.
Select Boundary Loop and Loop Inner-Region
You can find options for selecting the boundary loop and the loop inner region in the Select menu of the 3D View header and in the Edges menu (Ctrl+E).
Parenting in Blender in Hieararchy? You can’t do it by drag and drop. You have to select them (last the parent) and hit Ctrl+P
Grow/Shrink Selection Ctrl+Numpad + –
Select Edge Ring Loops Ctrl +Alt LMB
Alt + LMB = Loop select