diff --git a/collections/tfgridsimulation_farming/.collection b/collections/tfgridsimulation_farming/.collection
new file mode 100644
index 0000000..e69de29
diff --git a/collections/tfgridsimulation_farming/intro.md b/collections/tfgridsimulation_farming/intro.md
new file mode 100644
index 0000000..804070e
--- /dev/null
+++ b/collections/tfgridsimulation_farming/intro.md
@@ -0,0 +1,3 @@
+![](img/cloud.png)
+
+## Simulator for TFGrid 4.x
diff --git a/collections/tfgridsimulation_farming/nodes/node_example.md b/collections/tfgridsimulation_farming/nodes/node_example.md
new file mode 100644
index 0000000..8c8d4bf
--- /dev/null
+++ b/collections/tfgridsimulation_farming/nodes/node_example.md
@@ -0,0 +1,4 @@
+
+!!tfgridsimulation_farming.node_wiki name:...
+
+
diff --git a/collections/tfgridsimulation_farming/specs/params.md b/collections/tfgridsimulation_farming/specs/params.md
new file mode 100644
index 0000000..f64ecbd
--- /dev/null
+++ b/collections/tfgridsimulation_farming/specs/params.md
@@ -0,0 +1,12 @@
+
+## parameters for the simulation
+
+```js
+
+!!tfgridsimulation_farming.simulator_params_define	
+	wiki_path: '/tmp/simulatorwiki'
+
+
+```
+
+
diff --git a/collections/tfgridsimulation_farming/specs/params_cultivation.md b/collections/tfgridsimulation_farming/specs/params_cultivation.md
new file mode 100644
index 0000000..8149a47
--- /dev/null
+++ b/collections/tfgridsimulation_farming/specs/params_cultivation.md
@@ -0,0 +1,15 @@
+
+## cultivation parameters for the simulation
+
+```js
+!!tfgridsimulation_farming.cultivation_params_define
+    //how much in percentage are nodes used (0-100)
+    utilization_nodes: '1:0,24:70'
+	revenue_per_cu_usd: '1:5,60:4'
+	revenue_per_su_usd: '1:5,60:3'
+	revenue_per_nu_usd: '1:0.01,60:0.005'
+	cost_per_cu_usd: '1:0'
+	cost_per_su_usd: '1:0'
+	cost_per_nu_usd: '1:0.005,60:0.0025'    
+
+```
\ No newline at end of file
diff --git a/collections/tfgridsimulation_farming/specs/params_farming.md b/collections/tfgridsimulation_farming/specs/params_farming.md
new file mode 100644
index 0000000..2ac60f8
--- /dev/null
+++ b/collections/tfgridsimulation_farming/specs/params_farming.md
@@ -0,0 +1,21 @@
+
+## parameters for the simulation
+
+
+```js
+!!tfgridsimulation_farming.environment_params_define
+    //power cost per khw
+    power_cost: '1:0.06,60:0.15'
+    //rackspace cost per U in USD
+    rackspace_cost: '1:10,60:5'
+
+!!tfgridsimulation_farming.farming_params_define
+    //nr of months lockup after adding node
+    farming_lockup: 24 	
+    farming_min_utilizaton: 30
+	//how much will node hardware cost more (here less) over time, 2 means double, 0.5 means half
+	price_increase_nodecost: '1:1,60:0.3'
+    //price in USD for support cost per node per month
+	support_cost_node: '1:10'
+
+```
diff --git a/collections/tfgridsimulation_farming/specs/params_growth.md b/collections/tfgridsimulation_farming/specs/params_growth.md
new file mode 100644
index 0000000..d7775d9
--- /dev/null
+++ b/collections/tfgridsimulation_farming/specs/params_growth.md
@@ -0,0 +1,17 @@
+
+## Growth
+
+### Regional internet ZNZ
+
+```js
+!!tfgridsimulation_farming.regional_internet_add name:znz
+
+Add the nodes following our template 1U to our regional internet.
+
+!!tfgridsimulation_farming.regional_internet_nodes_add 
+    name:znz
+    template:1U
+    //nodes added per month from the template
+	growth:'3:0,4:50,12:200,24:1000,60:3000'
+```
+
diff --git a/collections/tfgridsimulation_farming/specs/params_node_template.md b/collections/tfgridsimulation_farming/specs/params_node_template.md
new file mode 100644
index 0000000..7d05a7e
--- /dev/null
+++ b/collections/tfgridsimulation_farming/specs/params_node_template.md
@@ -0,0 +1,42 @@
+
+
+## generic node, name 1U
+
+This is a normalized node for our simulator
+
+Following defines the Bill of Material and composition of such a noce
+
+```js
+!!tfgridsimulation_farming.component_define name:AMD32 
+    description: 'powerful amd cpu'
+    cost:250.0
+    //in watt
+    power:70
+    cru:32
+
+!!tfgridsimulation_farming.component_define name:CASE1U 
+    description: '1U rack mountable case'
+    cost:150.0
+    rackspace:1
+    power:20
+
+!!tfgridsimulation_farming.component_define name:MEM32
+    description: 'memory 32 GB'
+    cost:90.0
+    power:20
+    mru:32
+
+!!tfgridsimulation_farming.component_define name:SSD1TB 
+    description: 'SSD of 2 GT'
+    cost:120.0
+    power:5
+    sru:1000
+
+!!tfgridsimulation_farming.node_template_define name:'1U'
+
+!!tfgridsimulation_farming.node_template_component_add name:'1U' nr:1 component:AMD32
+!!tfgridsimulation_farming.node_template_component_add name:'1U' nr:1 component:CASE1U
+!!tfgridsimulation_farming.node_template_component_add name:'1U' nr:4 component:MEM32
+!!tfgridsimulation_farming.node_template_component_add name:'1U' nr:2 component:SSD1TB
+
+```
\ No newline at end of file
diff --git a/collections/tfgridsimulation_farming/specs/params_tokens_params.md b/collections/tfgridsimulation_farming/specs/params_tokens_params.md
new file mode 100644
index 0000000..981f8c7
--- /dev/null
+++ b/collections/tfgridsimulation_farming/specs/params_tokens_params.md
@@ -0,0 +1,16 @@
+
+## token params
+
+```js
+
+!!tfgridsimulation_farming.token_params_define
+    // in usd per chi token
+    chi_price_usd: '1:0.1,12:0.2,24:0.5,36:3,60:2'
+    // chi_price_usd: '1:0.1'
+	chi_total_tokens_million: 1000
+
+
+
+```
+
+
diff --git a/heroscript/tfgridsimulation/SUMMARY.md b/heroscript/tfgridsimulation/SUMMARY.md
index b277554..cd37231 100644
--- a/heroscript/tfgridsimulation/SUMMARY.md
+++ b/heroscript/tfgridsimulation/SUMMARY.md
@@ -1,8 +1,8 @@
-- [Introduction](simulation/intro.md)
-- [Specifications](simulation/specs_simulator.md)
-    - [Nodes](simulation/specs_nodes.md)
-    - [Rewards](simulation/specs_rewards.md)    
-- [Node Stats](simulation/node_stats.md)
-  - [Silver Nodes](simulation/silver_stats.md)
-  - [Platinum Nodes](simulation/platinum_stats.md)
-  - [AI Nodes](simulation/platinum_stats.md)
+- [Introduction](tfgridsimulation/intro.md)
+- [Specifications](tfgridsimulation/specs_simulator.md)
+    - [Nodes](tfgridsimulation/specs_nodes.md)
+    - [Rewards](tfgridsimulation/specs_rewards.md)    
+- [Node Stats](tfgridsimulation/node_stats.md)
+  - [Silver Nodes](tfgridsimulation/silver_stats.md)
+  - [Platinum Nodes](tfgridsimulation/platinum_stats.md)
+  - [AI Nodes](tfgridsimulation/platinum_stats.md)
diff --git a/heroscript/tfgridsimulation/run.md b/heroscript/tfgridsimulation/run.md
index 654349f..9655e2f 100644
--- a/heroscript/tfgridsimulation/run.md
+++ b/heroscript/tfgridsimulation/run.md
@@ -3,11 +3,11 @@
 ```js
 
 !!book.generate name:'tfgrid4simulator' title:'TFGrid Simulator 4.0'
-        url:'https://git.ourworld.tf/tfgrid/incacockpit/src/branch/main/simulator/simulations/tfgrid4_1/book'
+        url:'https://git.ourworld.tf/tfgrid/info_tfgrid/src/branch/development/heroscript/tfgridsimulation'
 
 
 !!doctree.add
-    url:'https://git.ourworld.tf/tfgrid/incacockpit/src/branch/main/simulator/simulations/tfgrid4_1/collections'
+    url:'https://git.ourworld.tf/tfgrid/info_tfgrid/src/branch/development/collections/tfgridsimulation'
 
 
 ```
diff --git a/heroscript/tfgridsimulation/run.sh b/heroscript/tfgridsimulation/run.sh
index fa80d94..8b25ab6 100755
--- a/heroscript/tfgridsimulation/run.sh
+++ b/heroscript/tfgridsimulation/run.sh
@@ -3,7 +3,7 @@ set -ex
 
 ~/code/github/freeflowuniverse/crystallib/cli/hero/compile_debug.sh
 
-hero mdbook -u https://git.ourworld.tf/tfgrid/incacockpit/src/branch/main/simulator/simulations/tfgrid4_1/book -o
+hero mdbook -u https://git.ourworld.tf/tfgrid/info_tfgrid/src/branch/development/heroscript/tfgridsimulation -o
 
 
 #result will be in /root/hero/var/mdbuild/tfgrid4simulator
diff --git a/heroscript/tfgridsimulation/sync_production.sh b/heroscript/tfgridsimulation/sync_production.sh
index d84332e..881579d 100755
--- a/heroscript/tfgridsimulation/sync_production.sh
+++ b/heroscript/tfgridsimulation/sync_production.sh
@@ -1,3 +1,3 @@
 #!/bin/bash
 #hero mdbook -u https://git.ourworld.tf/tfgrid/info_tfgrid/src/branch/main/heroscript/tech
-rsync -rv ~/hero/www/info/tfgrid4simulator/ root@info.ourworld.tf:/root/hero/www/info/tfgrid4simulator/
+rsync -rv ~/hero/www/info/tfgrid4simulator/ root@info.ourworld.tf:/root/hero/www/info/tfgrid4simulation/
diff --git a/heroscript/tfgridsimulation_farming/SUMMARY.md b/heroscript/tfgridsimulation_farming/SUMMARY.md
new file mode 100644
index 0000000..f6eafb8
--- /dev/null
+++ b/heroscript/tfgridsimulation_farming/SUMMARY.md
@@ -0,0 +1 @@
+- [Introduction](tfgridsimulation_farming/intro.md)
diff --git a/heroscript/tfgridsimulation_farming/run.md b/heroscript/tfgridsimulation_farming/run.md
new file mode 100644
index 0000000..d8d48f9
--- /dev/null
+++ b/heroscript/tfgridsimulation_farming/run.md
@@ -0,0 +1,14 @@
+
+
+```js
+
+!!book.generate name:'tfgrid4simulator' title:'TFGrid Simulator 4.0'
+        url:'https://git.ourworld.tf/tfgrid/info_tfgrid/src/branch/development/heroscript/tfgridsimulation_farming'
+
+
+!!doctree.add
+    url:'https://git.ourworld.tf/tfgrid/info_tfgrid/src/branch/development/collections/tfgridsimulation_farming'
+
+
+```
+
diff --git a/heroscript/tfgridsimulation_farming/run.sh b/heroscript/tfgridsimulation_farming/run.sh
new file mode 100755
index 0000000..fab6b02
--- /dev/null
+++ b/heroscript/tfgridsimulation_farming/run.sh
@@ -0,0 +1,12 @@
+#!/bin/bash
+set -ex
+
+~/code/github/freeflowuniverse/crystallib/cli/hero/compile_debug.sh
+
+hero mdbook -u https://git.ourworld.tf/tfgrid/info_tfgrid/src/branch/development/heroscript/tfgridsimulation_farming -o
+
+
+#result will be in /root/hero/var/mdbuild/tfgrid4simulator
+#~/hero/www/info/tfgrid4simulator/
+
+#https://threefold.info/tfgrid4simulator/
\ No newline at end of file
diff --git a/heroscript/tfgridsimulation_farming/sync_production.sh b/heroscript/tfgridsimulation_farming/sync_production.sh
new file mode 100755
index 0000000..ab674e0
--- /dev/null
+++ b/heroscript/tfgridsimulation_farming/sync_production.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+#hero mdbook -u https://git.ourworld.tf/tfgrid/info_tfgrid/src/branch/main/heroscript/tech
+rsync -rv ~/hero/www/info/tfgrid4simulator/ root@info.ourworld.tf:/root/hero/www/info/tfgrid4simulation_farming/