Latex Helpful Links

Albert's Academic Blog (link)

Not so frequently asked questions (link)

Double-Spacing in Latex

Add at the beginning:

\usepackage{setspace}

Then switch between different spacing options with:

\doublespacing
\singlespacing
\onehalfspacing

For other sizes use the \setstretch command like this:

\setstretch{1.8}

(more info)