Mega jackpots are harder to win because of the huge prize money involved. As always in betting the higher the cash prize, the harder it is to nail the correct predictions, so jackpot tips are not so useful.  But on the bookmakers with mega jackpots such as 1xbet (Toto jackpot), you can simply just make your entry without having to stake any money. So you can play the jackpots whenever it is available to increase your chances of winning.