diff --git a/individual-ability.md b/individual-ability.md
index f713310..5e81dc4 100644
--- a/individual-ability.md
+++ b/individual-ability.md
@@ -20,7 +20,7 @@ Whether nature or nurture is to blame,
 there is little an adult can do to move those needles.
 Making the most of the resources you have
 requires developing effective coping mechanisms
-(like [[notetaking]]).
+(like [[note-taking]]).
 
 To gain and maintain skill is time consuming.
 The barrier to greater professional skill
diff --git a/note-taking.md b/note-taking.md
new file mode 100644
index 0000000..9dae4e0
--- /dev/null
+++ b/note-taking.md
@@ -0,0 +1,42 @@
+---
+id:
+aliases: []
+tags:
+  - authorship/original
+  - destiny/permanent
+  - topic/organization
+title: Note-Taking
+---
+# Note-Taking
+
+## Why Take Notes?
+
+### Declare Bankruptcy on Your Memory
+
+Some say they take notes to remember now,
+that by writing the thing down they commit it to memory,
+and the note itself is ancillary.
+That's not me at all.
+I don't remember writing half of what's in [[this-notebook]].
+My notes allow me to forget things I _know_
+to make room for ideas I'm not decided on.
+
+## Properties of Good Notes
+
+Good notes are _legible_ and their meaning is clear.
+
+## `TALK`
+
+This note is intended for
+
+* why one should want to take notes,
+* what good notes should do
+
+There are bad media for note-taking
+
+* print
+
+Opinion, possibly industry dependent:
+good notes are _text-first_.
+It can be difficult to explain certain concepts without visuals
+and that's all the more reason to try.
diff --git a/notetaking.md b/notetaking.md
deleted file mode 100644
index 39142b8..0000000
--- a/notetaking.md
+++ /dev/null
@@ -1,21 +0,0 @@
----
-id:
-aliases: []
-tags:
-  - authorship/original
-  - destiny/permanent
-  - topic/organization
-title: Notetaking
----
-# Notetaking
-
-## `TALK`
-
-This note is intended for
-
-* why one should want to take notes,
-* what good notes should do
-
-There are bad media for notetaking
-
-* print
diff --git a/risk-oriented-estimating.md b/risk-oriented-estimating.md
index cf60d3e..2f35975 100644
--- a/risk-oriented-estimating.md
+++ b/risk-oriented-estimating.md
@@ -12,12 +12,11 @@ title: Risk Oriented Estimating
 ---
 # Risk Oriented Estimating
 
-<!--
+%%
 As catchy as the name is,
 it may be more effective to communicate these thoughts as
 a thorough critique of the limitations of traditional methods,
-a
--->
+%%
 
 Risk-Oriented Estimating (ROE),
 is a [[estimating-methodologies|methodology]]
@@ -35,11 +34,15 @@ increasing the probability of loss to a competitor.
 
 %%
 
-## Scratch
+## TALK
 
 Bid risk may fit a [Taleb distribution](https://en.wikipedia.org/wiki/Taleb_distribution).
 
-Actuarial Science
+[Actuarial Science](https://en.wikipedia.org/wiki/Actuarial_science)
+strongly parallels construction estimation:
+
+- cost of individual service is uncertain
+- cost to customer must be minimized
 
 %%
 
@@ -139,9 +142,9 @@ This interval can be determined from a population of possible prices.
 
 The _accuracy_ of a risk-oriented estimate remains roughly the same
 (approaching 100% with continuous input)
-through the takeoff process, and, assuming no incorrect input,
+through the takeoff process, and--assuming no incorrect input--
 is entirely out of the hands of the estimator doing the "takeoff".
-The previous chapters describe how a centralized system
+Other notes describe how a centralized system
 separates the concerns of adjustment factors
 and data input for individual projects.
 
diff --git a/topics-to-revisit.md b/topics-to-revisit.md
new file mode 100644
index 0000000..2d5d24f
--- /dev/null
+++ b/topics-to-revisit.md
@@ -0,0 +1,26 @@
+---
+id:
+aliases: []
+tags: []
+title: Topics To Revisit
+---
+# Topics To Revisit
+
+These are some terms and topics I've had written down on paper
+that I think may be relevant later.
+
+## Topological Sorting
+
+[Topological Sorting](https://en.wikipedia.org/wiki/Topological_sorting)
+
+## Convex Hull
+
+[Convex Hull](https://en.wikipedia.org/wiki/Convex_hull)
+
+## Quantities
+
+A **quantity** has a **value** and a **unit of measure** (e.g. 20ft)
+
+## Personal Brand
+
+Define personal brand
diff --git a/write-more-philosophy.md b/write-more-philosophy.md
index 8b30fd3..88247cc 100644
--- a/write-more-philosophy.md
+++ b/write-more-philosophy.md
@@ -18,7 +18,7 @@ I want to write more opinionated, less universally agreeable pieces.
 
 What one _should_ do with their life:
 
-* [[notetaking]]
+* [[note-taking]]
 
 What traits people _should_ value: