Can Anyone Code an Invite System like Gmail in PHP

[dheerg]

Hello,
I was wondering if anybody knows how to code an invite system similar to gmail in php. I need it for a script i own. Look forward to your responses.

Regards,

Dheer

[WDPEjoe]

I'm sure there are a lot of people who would do it. However, this is a forum for questions about PHP coding, not a job postings site.