The Rule Browser provides the following keyboard shortcuts (mnemonics):
New Folder=F
New Rule=R
New Rule Browser Window=B
Cut=t
Copy=C
Paste=P
Find=F
Quick Copy=Q
Select All=A
Deselect All=l
Status Bar=B
Specify Columns=o
Specify Date Format=D
Refresh=R
Information Center=I
About Box=A
Cut=t
Copy=C
Paste=P
New Folder=N, F
New Rule=N,R
New Rule Browser Window=N,B
Export=E
Find=F
Delete=D
Rename=R
Move=M
Copy=C
Cancel=n
Properties=P
Cut=t
Copy=C
Paste=P
New Folder=N,F
New Rule=N,R
Export=E
Quick Copy=Q
Delete=D
Rename=R
Move=M
Copy=C
Cancel=n
Help=H
Add=A
Change=C
Delete=D
Add=A
Find=F
Browse=B
Delete=D
File=F
View=V
Help=H
Find Now=i
New Search=w
Save As=S
Open=O
Close=C
Show Search=S
Specify Date Format=D
Information Center=I
About Box=A
File=F
Edit=E
View=V
Help=H
Add=A
New Rule=N,R
New Rule Browser Window=N,B
Open Containing Folder=O
Export=E
Delete=D
Rename=R
Properties=P
Close=C
Cut=t
Copy=C
Find=F
Quick Copy=Q
Select All=A
Deselect All=l
Specify Columns=o
Specify Date Format=D
Refresh=R
Information Center=I
About Box=A
Add=A
Remove=R
Add=A
Find=F
Browse=o
Remove=R
Back=B
Next=N
Help=H