diff --git a/docs/sequences/data-agreement-audit.wsd b/docs/sequences/data-agreement-audit.wsd
new file mode 100644
index 0000000..1e169a2
--- /dev/null
+++ b/docs/sequences/data-agreement-audit.wsd
@@ -0,0 +1,34 @@
+@startuml
+
+title Data Agreement Audit
+
+actor Auditor
+participant "Data Source or DUS"
+participant "ADA Service"
+
+ref over Auditor, "Data Source or DUS": create data agreement \nthrough regular VC process
+
+"Auditor" -> "ADA Service": read-data-agreement
+"Auditor" <- "ADA Service": read-data-agreement-response
+
+note over Auditor: Verify data agreement in place
+
+"Auditor" -> "ADA Service": read-did
+"Auditor" <- "ADA Service": read-did-response
+
+note over Auditor: Verify DID digitial signature
+
+ref over Auditor, "Data Source or DUS": withdraw data agreement
+
+"Auditor" -> "ADA Service": read-data-agreement
+"Auditor" <- "ADA Service": read-data-agreement-response
+
+note over Auditor: Verify data agreement withdrawal
+
+"Auditor" -> "ADA Service": read-did
+note over "ADA Service": Resolve DID
+"Auditor" <- "ADA Service": read-did-response
+
+note over Auditor: Verify DID digitial signature
+
+@enduml
\ No newline at end of file
diff --git a/docs/sequences/data-agreement-negotiation-dus.wsd b/docs/sequences/data-agreement-negotiation-dus.wsd
new file mode 100644
index 0000000..2f090d0
--- /dev/null
+++ b/docs/sequences/data-agreement-negotiation-dus.wsd
@@ -0,0 +1,24 @@
+@startuml
+
+title SSI Data Agreement and verifying credential
+
+actor Individual
+participant "DUS"
+participant "ADA Service"
+
+opt Proof presentation and co-sign DA
+opt First time connection and no signed DA
+    Individual <-> "DUS": First time connect with Verifier
+end
+
+note over "DUS": sign Data Agreement
+Individual <- "DUS": request-presentation (offer-data-agreement+signed DA)
+
+note over Individual: review and accept DA
+note over Individual: co-sign Data Agreement
+note over Individual: review proof request and fill proof
+Individual -> "DUS": presentation (accept-data-agreement+co-signed DA)
+Individual -> "ADA Service": store co-signed DA as receipt
+note over "DUS": successfully verify presentation and revocation list
+
+@enduml
diff --git a/docs/sequences/data-agreement-negotiation-source.wsd b/docs/sequences/data-agreement-negotiation-source.wsd
new file mode 100644
index 0000000..82659c5
--- /dev/null
+++ b/docs/sequences/data-agreement-negotiation-source.wsd
@@ -0,0 +1,26 @@
+@startuml
+
+title SSI Data Agreement and issuing credentials
+
+actor Individual
+participant "Data Source"
+participant "ADA Service"
+
+
+opt Create credential and co-sign DA
+opt First time connection and no signed DA
+    Individual <-> "Data Source": First time connect with Issuer
+end
+
+note over "Data Source": sign Data Agreement
+Individual <- "Data Source": offer-credential (offer-data-agreement+signed DA)
+
+note over Individual: review and accept DA
+note over Individual: co-sign Data Agreement
+note over Individual: review offer credential
+note over Individual: accept credential offer
+Individual -> "Data Source": request-credential (accept-data-agreement+co-signed DA)
+Individual -> "ADA Service": store co-signed DA as receipt
+Individual <- "Data Source": issuer-credential
+
+@enduml
diff --git a/docs/sequences/data-agreement-preparation.wsd b/docs/sequences/data-agreement-preparation.wsd
new file mode 100644
index 0000000..662f5de
--- /dev/null
+++ b/docs/sequences/data-agreement-preparation.wsd
@@ -0,0 +1,45 @@
+@startuml
+
+title Data Agreement Definition and Preparation
+
+actor Assessor
+participant "DPIA tool"
+participant "Data Source or DUS"
+participant "Data Subject or Data Source or DUS"
+participant "ADA Service"
+
+"Data Source or DUS" -> "Data Source or DUS": Initialise Data Agreement
+
+opt External assessment
+    Assessor -> "DPIA tool": Record result of DPIA
+    note over "DPIA tool": Register and finalise DPIA report
+    "DPIA tool" -> "Data Source or DUS": Import DPIA and update Data Agreement
+else Internal assessment
+    "Data Source or DUS" -> "Data Source or DUS": Update Data Agreement
+end
+
+note over "Data Source or DUS": Complete Data Agreement preparation
+"Data Source or DUS" -> "Data Source or DUS": Finalise Data Agreement preparation
+
+
+opt CRUD Support - Data Agreement
+else Create
+    "Data Source or DUS" -> "ADA Service": create-data-agreement
+    note over "ADA Service": Data Agreement created
+    "Data Source or DUS" <- "ADA Service": create-data-agreement-response
+else Read
+    "Data Source or DUS" -> "ADA Service": read-data-agreement
+    "Data Source or DUS" <- "ADA Service": read-data-agreement-response
+else Update
+    "Data Source or DUS" -> "ADA Service": update-data-agreement
+    note over "ADA Service": Updated with new version of Data Agreement
+    "Data Source or DUS" <- "ADA Service": update-data-agreement-response
+else Delete
+    "Data Source or DUS" -> "ADA Service": delete-data-agreement
+    "Data Source or DUS" <- "ADA Service": delete-data-agreement-response
+    note over "ADA Service": marks the data agreement as revoked
+end
+
+ref over "Data Source or DUS", "ADA Service": Ready for Negotation/Capture Phase
+
+@enduml
\ No newline at end of file
diff --git a/docs/sequences/data-agreement-withdrawal.wsd b/docs/sequences/data-agreement-withdrawal.wsd
new file mode 100644
index 0000000..a84782d
--- /dev/null
+++ b/docs/sequences/data-agreement-withdrawal.wsd
@@ -0,0 +1,18 @@
+@startuml
+
+title Data Agreement Withdrawal
+
+actor Individual
+participant "Data Subject"
+participant "Data Source or DUS"
+
+Individual -> "Data Subject": Open Holder app
+note over "Individual", "Data Subject": Choose to withdraw Data Agreement
+"Data Subject" -> "Data Source or DUS": request withdrawal of Data Agreement
+note over "Data Source or DUS": sign Data Agreement (reject)
+"Data Subject" <- "Data Source or DUS": offer-data-agreement+signed DA
+note over "Data Subject": co-sign Data Agreement
+"Data Subject" -> "Data Source or DUS": accept-data-agreement+co-signed DA
+"Data Source or DUS" -> "ADA Service": store co-signed DA as receipt of withdrawal
+
+@enduml
\ No newline at end of file