Question: questions to ask when accepting an offer?
Answer: Is This a Firm Offer? Can I Please Get This in Writing? ... 
When Do You Want Me to Start? ... 
What Type of Benefits Are Included and When Does My Eligibility Start? ... 
How Much Vacation and Sick Leave Do I Get? ... 
Do You Have a 401(k) Program? ... 
How Long Do Employees in My Role Last?