Arranging : Arranging Clips : Sliding Clips in Grid Mode : Defining the Grid Value

Defining the Grid Value
In addition to affecting the placement of clips, the Grid value also constrains Timeline and Edit selections, and determines how the Clip > Quantize to Grid command works.
To set the Grid value:
1 Do one of the following:
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From the View > Main Counter menu, select the Time Scale for the Grid value.
– or – 
*   
To keep the Main Time Scale and use a different time format for the Grid, deselect Follow Main Timebase in the Grid value pop-up menu.
2 Do one of the following:
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From the Grid value pop-up menu, select the time value for the Grid boundaries.
 
– or – 
*   
To define a Grid based on the session’s Markers, selections, and clip boundaries, select Clips/Markers from the Grid value pop-up menu.