You may need WordPress development if you want a flexible website that can be managed and updated through WordPress.
You may need custom web development if your business requires functionality or workflows that a standard website cannot reasonably provide.
You may need Shopify development if your primary requirement is an e-commerce store built around the Shopify platform.
You may need UI/UX design if your website is difficult to navigate or you want to plan the user experience before development.
You may need SEO services if your website needs to improve its organic search visibility.
You may need graphic design if your visual branding and marketing assets need improvement.
You may need digital marketing if you want to reach your target audience through broader online marketing activity.
And sometimes, you may need a combination of these services.The right solution depends on your business, audience, existing website and objectives.