IS IT SAFE TO GIVE ONLINE?

From PayPal:
https://www.paypal.com/

Is PayPal safe to use?
PayPal protects your financial information with industry-leading security and fraud prevention systems. When you use PayPal, your financial information is not shared with the merchant. Once your payment is complete, you will be emailed a receipt for this transaction.

BBB Privacy Certification
The information practices of PayPal, Inc. have been reviewed and meet the standards of the Better Business Bureau’s BBBOnline Privacy Program.