WordPress Courses & Payments Upgrade

My WordPress site needs a focused overhaul so students can buy and access text-based courses without hiccups. The first milestone is to set up a lightweight course delivery system—something like LearnDash,... (Budget: £250 - £750 GBP, Jobs: CSS, HTML, LearnDash, Payment Processing, PayPal, PHP, Stripe, Web Development, Website Optimization, WordPress)