have being called for an interview by AIICO insurance company, does any one have any idea about their interview

i have worked in aiico plc as markter for 4yrs till date at the oba-akran ikeja branch.im a b.sc holder with 2-1.d job is strictly on commission no basic salary unless u r called 4 interview at d head-office.dey will put u on basic dere.

so whr is de head office? N hw much is d basic?

I was invited from Aiico insurance company can anyone gist me on wat
to expect.