An especially lengthy PDF document -- or one containing multiple ideas ... Adding Bookmarks. Navigate to the page and adjust it to your preferred position and magnification.

To link to a bookmark, place your cursor at the location in your document where you want to add a bookmark link. Then, in the Google Docs app for iOS, tap the + (in the upper right), then tap Link.

Saving commonly used web pages as bookmarks is a convenient way to keep your browser organized and simplify visiting your favorite websites on the internet. With Google Chrome, you can do this ...