#1 Very Important

[Null Server]

to press certain keys like enter, tab, alt or shift etc...
you type certain symobls.
for example if you want to say Hello and then press enter type

hello {enter}

typing "{enter}" will press enter
typing "{tab}" will press tab

for the rest of the shortcuts use the following link
https://msdn.microsoft.com/en-us/library/system.windows.forms.sendkeys.send(v=vs.110).aspx