To know if you've won the Lowe's survey sweepstakes, keep an eye on the contact information you provided when entering. Winners are typically notified via phone, email, or mail. It's essential to regularly check these channels for any communication from Lowe's. Additionally, you can visit the official sweepstakes rules and winner announcement section at lowes.com/survey. Ensure your contact details are up-to-date and accurate when completing the survey to avoid missing any notifications. If selected as a winner, you may need to respond within a specific timeframe to claim your prize.