deletions | additions       diff --git a/Useful Features.tex b/Useful Features.tex  index 6d10fbb..fb9323f 100644  --- a/Useful Features.tex  +++ b/Useful Features.tex 
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\item Automatic locking of paper sections (not offered by Google docs) \url{http://productforums.google.com/forum/#!topic/docs/HBB8p5ke9lQ}  \item Search and cite academic sources within Authorea (may not be that important for us but also not offered by Google docs) \cite{Zegeye_Tegegn_2008}  \item Add citations from non-academic sources by adding manually to citation system (not offered by Google docs) \cite{MOI_Aitera_2012}  \item Add images by drag/drop (offered (also offered  by Google docs) (see below) \item Comments per individual paper section (not offered by Google docs)  \item Export to PDF or Latex format  \item Ability for writers to see how the entire paper reads and writing content to fit the theme or style of other writers (not exactly a feature)