Use logical operators to build complex conditions:
let age = 25
let hasLicense = true
let hasInsurance = true
if (age >= 18 && hasLicense && hasInsurance) {
console.log("Can drive legally")
}
if (age < 16 || !hasPermission) {
console.log("Cannot drive")
}
&& requires all conditions to be true. || requires at least one to be true. Use parentheses to group and clarify.