May be. It really depends on how good your current portfolio is.
Fill as much details as you can about your services and portfolio. Be very specific with respect to your services and expertise.
No. You can use the marketplace even without the invoicing system. Though, using our invoicing system will help you maintain a verified profile and grow your network faster. If you have a specific reason for not using our invoices system, please let us know, we might be able to help. Write to care@refrens.com