Latex Project

Mac editors
The texmf directory should be in ~user/library/texmf. If it's not there, create it.

Linux editors
Gedit latex plugin

Windows editors
Other useful things
An excellent guide - and other very useful stuff
Konwerter - The only practical choice for automatic compound numbering.
SIUnits - A Latex package to handle units properly  (specifically: the non-italicised micro symbol)
The problem with the basic LaTex package displays the micro symbol italicised which looks incorrect when writing microunits (µM, µm). With the SIUnits package installed, the use of \micro should lead to non-italicised micro symbols (µM, µm). 

\widowpenalty=1000 %commands to reduce widows and orphans - at the expense of flush bottoms