MS Power Point
Using a custom animation effect, how do you make text appear on a slide by letter

Apply the animation scheme fade in one by one
Apply an entrance effect, and then set it to by letter in the effect option dialog box
All of the listed here
Apply the fly in entrance to the text, and then set its speed to very slow

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MS Power Point
To maintain the perspective (height and width ratio) of an object when resizing, you need to

Press and hold the shift key while dragging a corner sizing handle & Drag a corner sizing handle
Press and hold the shift key while dragging a corner sizing handle
Drag a corner sizing handle
Press and hold the alt + ctrl keys while dragging a middle handle

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