Is it good practice to force users to give us their email address before showing them our site?

1. Can you send marketing emails without consent?

Can you send marketing emails without consent?

For one thing, it's a legal requirement to gather consent to add people to your email list even if they reach out to your first and won't mind getting your emails. For another, it can create a negative reputation for your brand if users find that they're getting marketing messages just because they used your form.