There are cheap PDF tools that do all that -- many designed specifically for making and marking exhibits. Also, there are discovery production management tools

There are cheap PDF tools that do all that -- many designed specifically for making and marking exhibits. Also, there are discovery production management tools that incorporate indexing, OCR, searches, and what not. For more complicated stuff you can use vendors. It sounds like your old firm liked to bill clients for all of that extra staff time -- keep the revenue up.