Why did my female coworker refuse to give me her number?

I wanted to send her the money I owe her through PayPal so I asked for her number to find her. She refused and instead gave me her email address. Does she think I’m a creep or why does she hesitate to give me her number? I’m not interested in her as a friend or anything else and I don’t constantly talk to her in the office so why would she refuse it?

Why did my female coworker refuse to give me her number?
Post Opinion