Betting

What does "wager" mean?
Is there a lucky numbers (aka Lotto) draw today?
How safe is it to bet online?
What currencies do you accept?
How do I place a bet?
I keep getting a "mixing of regular and bonus balls is not allowed" error when trying to bet on Lucky Numbers. What does this mean?
How does the over/under market work?
How does the bonus ball high/low market work?