Incorporating in South Dakota is relatively easy.  This article should give you resources to understand how the incorporation process works in South Dakota, and to use the legal forms from the South Dakota Secretary of State to incorporate in Dakota.

Though not required, it is advised that you check your corporate name for availability before filing any applications. You can search the Corporate Database provided by the South Dakota Secretary of State. If your name is available and you choose to do so, you can submit an Application for Reservation of Name, Business Corporation. An original and photocopy, with the $25 filing fee (made payable to Secretary of State), can be mailed to Secretary of State Office, 500 E. Capitol Ave., Pierre, SD 57501. Your name will be reserved for a period of 120 days.

The next step to incorporating in South Dakota is to fill out your Articles of Incorporation. Once you have finished filling out the necessary information, you can submit one original and one photocopy of your articles, as well as the $150 filing fee to the same address listed above.

There are many companies that offer the service of filing these articles on your behalf, such as FileOnline  or LegalZoom.