Woocommerce Cart Functionality Troubleshooting

I need expert assistance with my Woocommerce cart. The issues mainly revolve around local shipping and variable products.

Specific Issues:
- Variable Products: Products that use variable products are not being added to the cart
- Local Shipping: Need a way to disable local shipping for products

Ideal Skills:
- Extensive experience with Woocommerce troubleshooting.
- Familiarity with cart functionality and local shipping settings.
- Ability to resolve issues with variable products.