L1, L2 Visa

For Both OFC and Visa interview you can reach 1 hour before your appointment time.If rush is less they will leave you inside

1)OFS - Verification of DS 160 and Appointment letter,
2)you will get a token and a sticker to your passport
3)inside another room - finger prinnting /photo and verification and your DS - 160 should be stamped for OFS seal and date

Visa Interview
1)2 security check before entering the building
2)Inside the building another security check- you should not carry any electroninc data storage itesm like CDR/pendrive etc
3)You will enter another room where you are asked to collect a token
This token is your final token # for all purpose
4)Once your token # is called ,you present your petition/DS 160/Appointment letter/DD if any
They will match the finger print and sort the documents and give back 2 sets of document which you need to present to Visa consulte officer
5)If there is any visa amount difference you can pay it in cash in a dedicated counter
6)You will now move to next building where actual interview takes place once token # is called

Visa intervire questions
1)Who is your client
2)Whats your indian salary
3)Whats your US salary
4)Since how long your are working for this client and emplyer
5)What are you going to do in US
6)Explain the same in brief
7)If your answers are satisfactory and you have luck - Visa approved.

a)Overall exp - above 8 will be a plus point
b)If you have worked on both hardware/Software - Seems to be a plus point
c)If you have worked more years for same client/employer - Plus point
d)70K$ > above will be a plus
e)Early morning appoitment may do some good
f)Dress neatly wear a smile keeps some positive energy

Above all Luck and gods grace is all that matter,all the best

Cheers,
God is great