You'd better not trust people who like to chat nearby. After all, they are only online, and you don't know them at all. Although he comes from your side, you don't know him or know him. Just a net friend. Chatting is also ok. He can make up all kinds of lies to confuse you, seduce you, and even seriously cheat you of your property. So you'd better not trust those netizens who fall in love with online chatting.