Originally Posted by AJLondon
Just sign up for Executive Club online on the BA website.
And once you are logged in, you should see an option of "Book with BA miles" and with this you should be able to make dummy bookings to test award availability on different routes.
If you need a little guide, have a look at this
screenshot *. See also those essential links for the hardened frequent traveller
*appropriated from another site forum for the purposes of example (and a larf

)
Footnotes:
01. Place proposed departure/destination points and month of travel and submit for available dates/times.
02. Consult Seat Expert for guidance on finding best available seat
03. Use Checkmytrip to confirm booking
04. Consult CMD site for useful titbits on OW lounges, compensation guidance, and latest fashion tips on travel apparel and essential travel reading