I require help to finish developing a shopify app. Need coding to add compulsory fields with accpetance from the customer.

before the order can be finalised the customer must enter Income Management Account Number (CRN – Customer Reference Number)

Notification as part of the order that if cold/ frozen goods are ordered an automated surcharge will be incurred for a cooler bag

Pop up window when opening the shopify app informing the customer of the below:

The app is mostly developed, it is the last little bits that I need help with.

ONLINE ORDERING ONLY AVAILABLE FOR CUSTOMERS THAT HAVE INCOME MANAGEMNET ACCOUNTS WITH THE BARUNGA STORE
ALL ITEMS ORDERED NEED TO BE PCIKED UP IN STORE, UNLESS YOU LIVE IN EVA VALLEY. DELIVERIES TO EVA VALLEY EVERY WEDNESDAY.

PICK UP/ DELIVERIES
All orders can be picked up the next day at the Barunga Store if the order completed by 12 midday the previous day.
Drop off to Eva Valley on Wednesdays. All orders to be placed with the store by 12 midday on Tuesdays. Drop off point to be confirmed.

NOTICE TO CUSTOMERS
Due to ongoing concerns relating to the Coronavirus (COVID-19) we are experiencing a high demand for some products especially if they are pantry or cleaning items. We will always do our best to provide the products you have ordered, however as the situation is changing hourly this may not always be possible. Your order will be automatically reduced for all out of stock items.

PRODUCT DISCLOSURE
Barunga Store aims to include in the product list up to date pictures of the products and accurate ingredients, nutritional information and other information. However, product detail may change from time to time and there may be a delay in making updates. When precise information is important, we recommend that you read the label on the products you purchase or contact the manufacturer of the product. If you require specific information to assist in your purchasing decision it is recommended you make further enquiries of the manufacturer (see contact details on the packaging) .