\usepackage{fancybox}
\PassOptionsToPackage{normalem}{ulem}
\usepackage{ulem}
+\usepackage{ifsym}
+\usepackage{ascii}
+\usepackage{textgreek}
+\usepackage{textcyr}
+\usepackage{subscript}
+\usepackage{tfrupee}
+\usepackage{bbding}
+\usepackage{marvosym}
+\usepackage{wasysym}
+\usepackage{pifont}
+\usepackage{tipa}
+\usepackage{tipx}
\setlength{\parskip}{3mm}
\setlength{\parindent}{0sp}
Lines can have a right arrow fill \rightarrowfill in the middle.
Lines can have a upbrace fill \upbracefill in the middle.
Lines can have a downbrace fill \downbracefill in the middle.
-Lines can have space \hspace{2cm} in the middle.
+Lines can have an absolute space \hspace{2cm} in the middle.
+Lines can have a relative space \hspace{0.12\textwidth} in the middle.
+Lines can have a glue-length space \hspace{2cm plus 2mm minus 1mm} in the middle.
Lines can have protected space \hspace*{2cm} in the middle.
We also handle defined spaces:
Lines can have a vfill \vfill in the middle.
Lines can have a vfill \vspace{\fill} in the middle.
Lines can have a protected vfill \vspace*{\fill} in the middle.
-Lines can have vertical space \vspace{2cm} in the middle.
+Lines can have a vertical absolute space \vspace{2cm} in the middle.
+Lines can have a vertical relative space \vspace{0.09\columnwidth} in the middle.
+Lines can have a vertical glue-length space \vspace{2cm minus 2bp plus 1cc} in the middle.
Lines can have protected vertical space \vspace*{2cm} in the middle.
We also handle skips:
smallskip 2:\vspace{\smallskipamount}
+\section{Characters}
+
+from package "ascii" and "ifsym":
+\textregistered{\ascii\ETB}\textifsymbol[ifgeo]{48}\textifsymbol[ifgeo]{96}
+{\ascii\LF}
+\ascii\LF{}
+
+from textcomp:
+\textnumero\texttrademark
+
+from textgreek and textcyr:
+\textgreek{>a}\textcyr{\char226}
+
+from subscript:
+\textsubscript{4}
+
+from tfrupee
+\rupee
+
+from marvosym and wasysym:
+\CheckedBox \HandCuffLeft
+
+from bbding and pifont:
+\FiveStarOpen \ding{190}
+
+from tipa and tipx:
+\textctt \textdblig
+
+
\end{document}