[header] How to flirt if you are a shy girl [title] Text your crush. [step] If you already have your crush's number, texting is a great resource for flirting. Since you're not having an in-person conversation, there's no pressure to respond immediately, which gives you time to brainstorm the next witty comment you're going to make. 
[substeps] Don't just text " hi. " this puts all the pressure on him to move the conversation forward, which often leads to the conversation going nowhere.