There are several factors that can affect the decision to purchase real estate in Roselle, New Jersey. Here are some potential pros and cons to keep in mind:

Pros:
1. Convenient Location: Roselle is considered a "bedroom community" of New York City, and its location along the Garden State Parkway provides easy access to New York City and other major areas in New Jersey.
2. Affordable Housing: The cost of living in Roselle is slightly below the state average, including the cost of housing, making it more affordable for first-time homebuyers and those on a budget.
3. Diverse Community: Roselle is known for its diversity, with a mix of African American, Hispanic, and White residents that make for a vibrant and welcoming community.
4. Great Parks: The borough has several parks and recreational areas for people looking for outdoor activities.

Cons:
1. High Crime Rate: While the violent crime rate in Roselle has seen a significant decrease in recent years, the overall crime rate is still higher than the state average, so it's important to research the specific area before making a purchase.
2. Limited Public Transportation: While located near major highways, none of the major train lines of the region go through Roselle, so car ownership is almost a must.
3. High Property Taxes: Property taxes in Roselle are significantly higher than the state average, which will definitely affect the affordability of housing.

It's important to consider these factors and also to the criterion that is most important to you before making a decision. Additionally, working with a reputable real estate agent who can guide you on the property value and home-buying process can help ensure a successful purchase.