First create a new document in IllustratorGo to File -> Place and choose your PDFMake sure the link box is checked and click Place.When the Place dialogue box pops up, click OK.Go to Object -> Flatten Transparency...Make sure Convert All Text to Outlines is checked and click OK.Release the clipping mask and move objects around
Stacking appearances: make a graphic style that is just the drop shadow that you want.
select [object b] and option
click that graphic style to apply it without interfering with any other appearance attributes.
Duplicate last action
Touch type tool
shape builder tool
Appearance
Drawing
Blob brush tool
Curvature tool
Recolor artwork palette
Draw inside mode
Pencil tool & simplify