Friendly Match will run on every monday.
STEP 1 : Find opponent club id
STEP 2 : Goto 'Friendly Match' page
STEP 3 : Put opponent club id in 'Send New Invitation' box and click 'Send Invite'
STEP 4 : Invited info view show in 'Sent Friendly Match Invitation' box
STEP 5 : wait opponent club to accept your friendly match (if accepted, you can find match in TEAM --> Fixture page)