diff --git a/src/Documentation/doc/advanced/hacknetservers.md b/src/Documentation/doc/advanced/hacknetservers.md
index 07b23f704..76acf80b6 100644
--- a/src/Documentation/doc/advanced/hacknetservers.md
+++ b/src/Documentation/doc/advanced/hacknetservers.md
@@ -1,8 +1,17 @@
 # Hacknet Servers
 
-These are a very powerful upgrade to [Hacknet Nodes](../basic/hacknet_nodes.md).
-Instead of producing money, the Hacknet Servers produce `hashes`.
-This currency can be exchanged for a variety of upgrades that boost most other mechanics of the game.
+This is a very powerful upgrade to [Hacknet Nodes](../basic/hacknet_nodes.md). It is unlocked in BitNode 9.
 
-They can also be used to run scripts on.
-However, this reduces the amount of `hash` produced.
+Instead of producing money, Hacknet servers produce `hash`. This currency can be exchanged for a variety of upgrades that boost most other mechanics of the game.
+
+We can run scripts on them, but it reduces the amount of `hash` produced.
+
+There are 5 multipliers that affect them:
+
+- `hacknet_node_money` affects the hash production rate.
+- `hacknet_node_purchase_cost` affects the cost of purchasing a server.
+- `hacknet_node_ram_cost` affects the cost of upgrading RAM.
+- `hacknet_node_core_cost` affects the cost of upgrading core.
+- `hacknet_node_level_cost` affects the cost of upgrading level.
+
+There is no multiplier that affects the cost of upgrading cache.