2, look at my above so give two sets of data, the bleed is already there.
3, according to your previous description, this booklet should be riding studs. Look at your cover and back cover of the document, it is best to make 420 * 285. Because it is across the page, made into a single P single out of the film and then receive the film, the middle may show white or other. But the page number corresponds to the situation must be clear, cover one to cover four, cover two to cover three, so do it together is correct.
4, the general picture in PS to deal with good imported into AI to add text layout can be.
In fact, very simple. Find a more knowledgeable person to read through absolutely understand. Standardized documents can avoid a lot of problems.