To become a telesales team lead, it is essential to update your resume and skills to showcase your achievements and potential as a leader. You should emphasize your sales performance, customer satisfaction, and problem-solving skills, as well as your ability to work independently and collaboratively, and your initiative and creativity. Furthermore, highlight any relevant training, certifications, or awards that you have received or completed. To gain an edge in the job market, you may want to acquire new skills or tools that are essential for telesales team leads, such as CRM software (e.g., Salesforce or HubSpot) for tracking and managing your team's sales activities and results; project management software (e.g., Asana or Trello) for organizing and assigning tasks and deadlines; and communication and collaboration software (e.g., Slack or Zoom) for interacting with your team and other stakeholders.