1. Make a new Facebook Account with a girl's profile and pictures.
2. Download any email list generator like "Acute Email IDs Production Engine", do not use email extractor, as it will be of no use to you.
3. Generate few email IDs and save your generated email IDs in a text file.
4. Now open a new Excel File. Make two columns, heading of one column should be 'Name' and other should be 'email ID'. Paste your generated email IDs in 'Email ID' Column and leave 'Name' column blank.
5. Save this excel file as '.CSV' extension.
6. Now visit your Facebook profile, click friends > Find friends.
7. Choose the option 'upload contact file', browse your Excel File (you just saved) and upload it.
8. Tada! you will see 100s of people are already there on Facebook registered with email IDs you just generated from your email list generator. You can send invitation to all those people at the same time.
9. Skip sending invitation to those who are not on Facebook.
10. Generate a new email list, save it in a text file, make a new '.CSV' file and upload it