diff --git a/docs/developer-notes.md b/docs/developer-notes.md
new file mode 100644
index 0000000..43bd106
--- /dev/null
+++ b/docs/developer-notes.md
@@ -0,0 +1,5 @@
+In marine-rs-sdk-test we use the following conventions for PR reviewing:  
+- **Concept ACK** - agree with the idea and overall concept, but haven't reviewed the code changes or tested them,
+- **utACK (untested ACK)** - reviewed and agree with the code changes but haven't actually tested them,
+- **Tested ACK** - reviewed the code changes and have verified the functionality or a bug fix, 
+- **NACK** - disagree with the code changes/concept, should be accompanied by an explanation.