Preparing an application for residency in the United States requires time, attention to detail, and organization. Here are some tips to ensure your application is strong and has a better chance of being approved. First, be sure to collect and submit all required documents completely and accurately. This includes proof of identity, marriage or birth certificates, criminal records and any other relevant documents. Additionally, it is important to follow the instructions provided by the United States Citizenship and Immigration Services (USCIS) regarding filing the form and paying fees. Finally, consider enlisting the help of immigration services professionals to review your application and provide you with additional advice.