Streaming HD movies can be legal or illegal, depending on the source of the content. If you are streaming from a legitimate source such as a licensed streaming service like Netflix, Amazon Prime, or Hulu, then it is legal. However, if you are streaming from unauthorized sources that distribute copyrighted content without permission, then it is illegal. It is important to be aware of the source of the content and ensure that you are accessing it through legal means to avoid any legal issues. **

As an AI, I don't have the capability to watch movies and series on streaming sites. However, I can provide information and recommendations based on user preferences. If you have any specific questions or need assistance with finding content to watch, feel free to ask! **

DVD/Blu-ray are physical formats that require a disc player to watch movies or TV shows, while streaming allows users to watch content instantly over the internet without needing to download it. Online purchase involves buying digital copies of movies or TV shows that can be downloaded and stored on a device for offline viewing, whereas streaming services require a subscription to access a library of content. Overall, DVD/Blu-ray and online purchase offer ownership of the content, while streaming provides convenience and a vast selection of titles for a monthly fee. **

Movies are typically available for purchase after their theatrical release and after the digital and physical rental window. This means that once a movie has finished its run in theaters and is no longer available for rental, it becomes available for purchase. This allows consumers to buy the movie in various formats such as digital downloads, Blu-ray, or DVD. **

The purchase date in an online purchase refers to the specific date and time when the transaction for a product or service is completed and the payment is processed. It is the moment when the buyer officially acquires the item or service from the seller. This date is important for tracking the delivery of the purchased item, determining warranty or return periods, and for record-keeping purposes. **

There are several websites and platforms where one can watch series and movies online for free, although it's important to note that the availability of content may vary by region. Some popular options include streaming services with free ad-supported tiers like Pluto TV, Tubi, and Crackle. Additionally, some networks and studios offer free content on their official websites or YouTube channels. However, it's important to be cautious and ensure that the sources are legal and legitimate to avoid any potential copyright infringement issues. **

To return an online purchase, you typically need to check the return policy of the website or store from which you made the purchase. Look for information on how to initiate a return, whether you need to contact customer service or fill out a return form. Make sure to follow any specific instructions provided, such as repackaging the item in its original packaging and including any necessary documentation. Finally, ship the item back to the retailer using a trackable shipping method and keep any relevant tracking information until your return is processed. **

To make an online purchase, you can start by visiting the website of the store or brand you want to buy from. Once on the website, browse through the products and add the items you want to purchase to your online shopping cart. Then, proceed to the checkout page where you will enter your shipping and payment information. Finally, review your order and complete the purchase by clicking the "Place Order" or "Complete Purchase" button. After the purchase is complete, you will receive a confirmation email with your order details. **