With two strong sign-up offers available through bet365 bonus code WEEK365, make your first wager with the sportsbook and receive your choice of a $150 bonus or $1,000 in a first-bet safety net.As March Madness continues Friday with compelling matchups like UConn-Oklahoma lining the board, this bonus arrives during one of the best sports weekends of the year.bet365 Bonus Code WEEK365 for March Madness Opening WeekendAny first-time bettor with the sportsbook will qualify for one of the new welcome offers available, as long as they place their first bet on a college tournament game today. All you have to do, as said new bettor, is type in bet365 bonus code WEEK365 during registration to lock in with the offer of your choice.Next, let's run through some different scenarios to give you a better understanding of how the offers work, helping you make the right choice for your first bet.The $150 bonus is an easy one to start with. Those bonus bets will be guaranteed to you no matter what you bet on or how that bet ends up settling. If you bet $5 on Colorado State to beat Memphis and the Tigers get the win, the bonus still triggers.By using the $1,000 safety net, you are basically setting up a defense in case your first bet grades as a loss. Let's say you want to put $500 on an underdog. If the bet wins, the expected cash payout ensues. But if things take an unexpected turn en route to a losing wager, bet365 will send back $500 in bonus bets which can be played later in the day or throughout this weekend.Early Payout Promotions on Multiple Major SportsOne of the more significant promotions that bet365 runs is its Early Payout offer. bet365 provides these for college basketball, the NBA, baseball, soccer and the NHL. The goal is to bet a team "to win" its game and, if it goes up by a specific point or goal total, you instantly win that bet.Point/Goal/Run totals for each Early Payout Promotion: College Basketball: Get paid out instantly if your team goes up by 15+ points NBA: payout when your team goes up by 20+ points Baseball: payout when your team goes up by 5+ runs Soccer: payout when your team goes up by 2+ goals Hockey: payout when your team goes up by 3+ goals You can also use the bet365 parlay boost builder to earn yourself enhancements on your parlay odds. Make a 4-leg parlay, like Kentucky, Arizona, UConn and Illinois all to win Friday, and gain an extra 7.5 percent increase on that wager's odds.Signing Up with bet365 Bonus Code WEEK365Before you make the choice of which offer to use, create an account with bet365. There is some vital information, along with the Bet365 bonus code WEEK365, that the sportsbook will need to qualify your registration.This includes your name, birthdate and address, along with your current location, which requires you to turn on the location settings on your cellular device.Make your first-time cash deposit from a secure banking method, like an online bank or debit card.Once the directions indicate that you are all set, you will be able to choose either the guaranteed $150 bonus or the $1K first-bet safety net.For either offer, if you are credited with bonus bets, these bets will be eligible for seven (7) days. Once those seven (7) days are up, any remaining bonus bets will no longer be eligible for use.Newsweek may earn an affiliate commission if you sign up through the links in this article. See the sportsbook operator's terms and conditions for important details. Sports betting operators have no influence over newsroom coverage.