Act as a professional copywriter with 5+ years of experience in personal branding. Create a compelling and memorable email signature for a [freelance profession, e.g., graphic designer, writer, developer] that includes their [unique selling point, e.g., 'award-winning designs' or 'SEO-optimized content'] and a [call-to-action, e.g., 'Let’s collaborate!' or 'Book a free consultation']. The signature should be concise (no more than 4 lines), visually appealing (use symbols or line breaks if needed), and include essential contact details like [email/phone/portfolio link]. Tailor the tone to [professional/creative/friendly] to match their brand identity.