It is not possible to cancel tickets from the site.
Turbo Payout is a type of promotion that will enable payout of winnings with three winning pairs regardless of the fact how many matches do you have on the ticket.
When you select the matches click on the System option within the ticket in the portion beneath the matches and possible systems based on the number of matches shall appear and you can see the planned number of system combinations in the brackets.
Empty Bet is a form of betting where a player presents an idea on forming the game the betting shop then considers and based on this idea the betting shop proposes the odds if certain conditions included in the rules and measurability are fulfilled.
In most cases the operator shall return the ticket stating what should be corrected.
Check whether your bet already exists in the standard offer or in-play betting.