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General Information
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KASTLES Workshop
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Practical Information


Practical Information
Money, Banks, Credit Cards

Currency in the United States is the Dollar($). Most banks are open from Monday through Friday 9 am – 6 pm and Saturday 9 am – 2 pm. Visa and Mastercard are the most used credit cards in the US.


A valid passport is required for entry into the United States. Please check with your local consulate for specific details of visa requirements from your country. If you need invitation letter for the visa, please contact Wenya Shu.

Electricity Power Supply

Electricity is supplied throughout the country at 120 V, 60 Hz. Depending on your country, you may need an adapter.


In Irvine a sales tax of 7.75% (this may vary and can be as high as 10.75% depending on your location in california) is automatically placed upon all purchases and transactions. Taxes are generally not included in the purchase price and are added on top of the marked price.


In California smoking is banned in all enclosed workplaces (such as restaurants) and most indoor areas are non-smoking. But you are free to smoke on patios and other outdoor areas or in designated smoking rooms at hotels.


Tip amounts vary by what services are being provided. At restaurants 15-20% depending on quality of service is normal (for groups larger than 8, tip is usually already included in the bill and should be marked) while $1 will suffice for bellboy or valet.


The conference organizers shall not be held liable for personal accidents or losses or damage to private property of registered delegates of the Conference. Delegates should make their own arrangements in respect of personal insurance.

© 2011 International Conference on Knowledge Science, Engineering and Management (KSEM`2011). All rights reserved.