diff --git a/README.md b/README.md
index 1cb8609..25ec54b 100644
--- a/README.md
+++ b/README.md
@@ -4,22 +4,16 @@ bash library for gentoo utils
 
 ## How to use
 
+Just source it!
+
 ```bash
 source etools
 ```
 
-## Configuration
-
-etools searches for a configuration file at the following locations:
-```shell
-/etc/etools/etools.conf
-$HOME/.config/etools.conf
-$HOME/.config/etools/etools.conf
-```
-
 ## What it does
 
 provided function are the following:
+
 ```bash
 einfo <info>
 ewarn <warning>
@@ -27,5 +21,52 @@ eerror <error>
 etools_configure
 etools_unset
 etools_smart_find <package name> [repo]
+# repo can be a path relative to /var/db/repos/ or a full path
+# default will be /var/db/repos/ so all repos will be searched
+# btw feel free to time it ;)
+```
+
+## Configuration
+
+etools searches for a configuration file at the following locations:
+
+```shell
+/etc/etools/etools.conf
+$HOME/.config/etools.conf
+$HOME/.config/etools/etools.conf
+```
+
+Look at [the exmaple configuration file](etools.conf) for an example with all configuration options.
+For the default values take a look at [config.sh](config.sh).
+
+> **_NOTE:_** Letting already set options fallback to defaults will not work, as defaults only get set when the relative variables are undefined. To force reload:
+
+```bash
+etools_unset
+source etools
+```
+
+## Motivation
+
+They say "A picture is worth a thousand words", so here ya go:
+![](https://github.com/fabolous005/etools/blob/main/assets/motivation.png?raw=true)
+
+## Test it
+
+This script reads all packages in your world file and runs etools_smart_find with the name of the package
+
+```bash
+while IFS= read -r line; do
+    if [[ ${line%% *} == ${line##* }  ]]; then
+        echo -e "${line%% *} \e[32mpassed\e[0m";
+    else
+        echo -e "${line%% *} \e[31mFAILED\e[0m";
+    fi;
+done <<< $(
+    for pkg in $(cat /var/lib/portage/world); do
+        echo -n "$pkg ";
+        etools_smart_find $(echo $pkg | awk -F'/' '{print $2}');
+    done
+);
 ```
 
diff --git a/assets/motivation.png b/assets/motivation.png
new file mode 100644
index 0000000..7594ae0
Binary files /dev/null and b/assets/motivation.png differ
diff --git a/config.sh b/config.sh
index 31e9f89..03ad7c8 100755
--- a/config.sh
+++ b/config.sh
@@ -32,6 +32,7 @@ function _configure() {
 	--exclude app-emacs --exclude dev-ruby --exclude acct-user --exclude acct-group
 	--type directory --format '"\"{}\""' --max-depth 3 --case-sensitive'''}
 
+	# WARN: this section is not tested
 	# [ -z "${ETOOLS_FIND_CMD}" ] && ETOOLS_FIND_CMD="find"
 	# [ -z "${ETOOLS_FIND_ARGS}" ] && \
 	# 	ETOOLS_FIND_ARGS="\
diff --git a/etools.conf b/etools.conf
index d77db4b..73917f1 100755
--- a/etools.conf
+++ b/etools.conf
@@ -1,6 +1,33 @@
 #!/bin/bash
 # shellcheck disable=SC2034
 
+# INFO: the default flags can be founc in config.sh
+
+# The find command to run
+# ETOOLS_FIND_CMD=${ETOOLS_FIND_CMD:-"fd"}
+
+# The Argyments passed to the find command
+# ETOOLS_FIND_ARGS=${ETOOLS_FIND_ARGS:-"--exclude example"}
+
+# A full command that may be specified if FIND_CMD and FIND_ARGS cannot fulfill the needed job
+# 	use {package} as a wildcart for the package that should be search for
+#	use {repo} as a wildcart for the repo to search
+#	use any other variable from ETOOLS inside it
+# ETOOLS_FIND_COMMAND="fd ${ETOOLS_FIND_ARGS} {package} {repo}"
+
+# The default path in which to look for the repos
+# ETOOLS_REPO_PATH=${ETOOLS_REPO_PATH:-"/var/db/repos"}
+
+
+# ETOOLS_COLOR_INFO=${ETOOLS_COLOR_INFO:-'\033[1;34m'}
+# ETOOLS_COLOR_WARN=${ETOOLS_COLOR_WARN:-'\033[1;33m'}
+# ETOOLS_COLOR_ERROR=${ETOOLS_COLOR_ERROR:-'\033[1;31m'}
+
+
+# ETOOLS_GREP_CMD=${ETOOLS_GREP_CMD:-"rg"}
+
+
+# This declares an associative array with a regex as key and relative numbers as weights
 declare -Ag package_weights
 package_weights["-bin"]=-10
 package_weights["dev-cpp"]=-3
@@ -8,9 +35,12 @@ package_weights["dev-python"]=-5
 package_weights["dev-haskell"]=-15
 package_weights["gnustep-base"]=-5
 
+
 ETOOLS_DEBUG=false
 
 
+# define custom function that will be called to set package weights
+# note that function names must start with `etools_find_sort`
 # function etools_find_sort_custom() {
 # 	for package in "${!_etools_packages[@]}"; do
 # 		if [[ $package =~ -bin ]]; then