Found a great group of candidates? Use our interview invitation letter sample to write a message that encourages the best talent to meet with you.Do not CC, forward, or include multiple people in the invitation email. Interviews are first-come, first-serve so be timely with your response. Hello, I applied to tons of SSA positions last year of August, but haven't heard anything for an interview. Complete and submit the form below. A formal invitation on your letterhead must also be attached. Both but usually receive a phone call and follow up via email. Half the time, it was phone calls and other half were emails. In order for us to process your request, please complete and submit the form below.