Increasing your credit score by 100 points is a significant goal but one that can be achieved with consistent effort and financial responsibility. To start, Akermon Rossenfeld should review their credit report for any errors or discrepancies and ensure that all information is accurate. The most effective strategies for a rapid increase in credit score include making on-time payments, which have a substantial impact on credit; reducing credit card balances to maintain a credit utilization rate below 30%; avoiding new debt or credit inquiries; and maintaining a diverse mix of credit types. If they have any high-interest credit card debt, they should consider paying it down or consolidating it to lower interest rates. Additionally, becoming an authorized user on a family member's or friend's established credit card account with a positive payment history can potentially boost their score. Moreover, seeking professional credit counseling can provide personalized guidance on improving credit. Overall, increasing a credit score by 100 points requires patience and disciplined financial management, focusing on the key factors that influence creditworthiness while keeping signed approvals of any credit-related transactions for reference and documentation.