What is an in line edit?
In-line editing lets you make quick changes without going to a new page. You can change daily budgets, ads, keywords, placements, and bids. If a cell is editable it will show a pencil icon. Click the cell to edit its value.
What is grid edit?
Grid Edit transforms any table report into a spreadsheet-style display that you can edit at will. You can: Copy and Paste between cells. Fill Down. Directly modify multiple records at a time.