Tools-Letters-Manage Standard Letters is greyed out (can't access)

[oberreitb]

It looks like no letters are available

[IRonMaN]

When you have a client open, click on the letter tab on the top of the screen.  You can then select what letter you like and edit it from there.

[oberreitb]

The Letter and Invoice tabs are greyed out

[IntuitAngela_13]

Do you happen to be in the State return when accessing the menu? If so, you'll need to go back to the Federal and then access the Letters menu.