Update README.md

Author: topofocus

README.md

@@ -11,11 +11,11 @@ You can select all Accounts. Basic information, such as the NetLiquidation, the
 Install Ruby 2.5+ (via rvm)
 Initialize with `bundle install` following with `bundle update`
 
-Start a TWS or a Gateway with multible Accounts.
+Start a TWS or a Gateway with multible Accounts (TWS must fullfil the requirements of [IB-RUBY]( https://github.com/ib-ruby/ib-ruby/).
 
 Edit tws-alias.yml  and change the `:host`-Entry to the host running the TWS/Gateway (eg. `localhost:7496`).
 If a connection is made with the Gateway, specify that port, too, eg `localhost:4001`. If no Account-Alias is set in 
-Account-Management,  local Aliases can be defined in the yaml-dataset.
+Account-Management, local Aliases can be specified in the yaml-dataset.
 
 Run the camping-Server 
 ```