Can you hire someone to handle the client work? If so, use part of or all of the salary increase to cover payroll. Stay in your job, do well in the role to be f

Can you hire someone to handle the client work? If so, use part of or all of the salary increase to cover payroll. Stay in your job, do well in the role to be fair to your existing employer but get 4 more clients. Then when you’re at 6 clients, leave. Treat the salary increase as your seed capital to build a business.