Business Application (Silverlight)

We are developing an online calendar for our client across country. Application will include the following features: ? Creating appointments ? Send SMS reminder using our partners SMS gateway ? Create in Invoice, list of Invoices ? Items(Products/Services) ? Different Reports Right now we are at half way and we need more help to get it done sooner. The application is build using Silverlight 5 RIA Services in C# and uses the MS SQL Server 2008. As a third-party controls we are using DevExpress(the latest version). The SchedulerControl is used for managing appointments. TFS 2010 is implemented at our servers; you will get access by VPN. If you have any question please do not hesitate to contact us.