5 best practice tips for a successful Black Friday

Black Friday Fasterize

There was a 48% increase in transactions recorded in 2017, in comparison to 2016*. According to Google, “Black Friday” queries were up 125% in 2017, and 46% of people who made purchases on Black Friday 2017 say they took advantage of promotions to do their Christmas shopping early. Black Friday has therefore officially become the most important day for online retailers. The retail high season has begun! So, nothing must be left to chance.

Performance is now users’ no. 1 priority (even more so as they browse from their mobile). What’s the use in optimizing content that has trouble loading?
To put the odds on your side and improve your conversion rate (desktop and mobile), our technical team shares its 5 best practice tips for web performance.

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How to organise your teams for maximum web performance

From users to marketing teams to CTOs, all would agree that loading speed is crucial for your web site. (Like many, has your CEO has also been asking why your web site is running slow as you’ve passed them in the corridor…?)
Setting up and maintaining a fast web site can be a hotly debated issue: should preference be given to in-house development, and where will it fit in an already busy development schedule?

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Smart image optimisations to boost your web site

It is often difficult to get the right trade-off between image quality and loading speed.
The ideal solution would be for each image to be adapted on a user-by-user basis: be that clipping it perfectly to the user's device screen, stripping metadata of any unnecessary information or, of course, ensuring that it is displayed with optimum image quality. But achieving this soon becomes something of a black art.

Given this challenge, our technical team has pored over the plethora of best practices and advanced libraries out there to ensure that Fasterize implements the very best in image compression algorithms.
In this article, we present an overview of the various methods used.

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4 crucial speed boosts for your HTTPS-enabled web site

HTTPS optimisations

TLS (Transport Layer Security) encrypts traffic to and from a web site, thereby preventing other parties from eavesdropping on your data. However, adding this safeguard to your web site introduces greater complexity and affects how the site interacts with your visitors. TLS can therefore lead to slow page loading times and have a negative impact on user experience. In this article, we introduce the various optimisations implemented by Fasterize at the TLS security layer to ensure your web site remains slick while maximising security.

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Web performance: Optimising font loading

How much of an impact does font loading have on loading times? What is the best web performance strategy to adopt when it comes to optimising font loading? Anthony, one of our web performance experts, lifts the lid on some or our in-house analysis and gives the low-down on FOUT, preloading and inlining.

NB: "fonts" here refer specifically to web fonts.

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CDN: 11 things you should know

CDN
Web performance is a crucial factor for any ecommerce website, and CDN are among the many solutions available to improve this performance.
In this article, we’ll review some of the questions our customers have asked about CDN. We hope our answers will give you a clearer understanding of Content Delivery Network, as they have for our customers.

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Waterfall charts: technical read and practical recommendations

waterfall

Waterfall charts provide a timeline representation of how elements of your web page are loaded into the browser.

This type of graph provides a wealth of information, including details such as the size of each of your resources, the number of requests, the loading behaviour, loading times and much much more!

So grab your wetsuit webpagetest report, as we dive in and show you how to interpret your waterfall chart and uncover the clues it has to offer for improving the performance of your web site.

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Fasterize now supports Let’s encrypt

There has been much talk about HTTPS lately. It is not just an advantage, it has become a must-have (for privacy and security of course, but for SEO as well).
HTTPS used to be expensive and hard to implement, Let’s encrypt has changed the deal.
It is a free, automated, and open certificate authority (CA) that provides SSL certificates, with a 3 months validity (renewable). Let's Encrypt offers a way to support a more secure and privacy-respecting Web, which is the reason why it was dear to us to support them and make it easier for our clients to use Let's Encrypt. 

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Why should you need to make your web site go faster?

CDN
Perhaps you are thinking that your web site doesn’t need speeding up? But have you ever actually measured the speed of your web site? And have you actually run a speed check on it recently to make sure it never goes slow?

Simply looking at how fast your site feels is not enough when it comes to assessing the speed of your web site. Actual loading times can depend on a number of factors: which page is being viewed, which browser is being used, whether there is any caching, the type of connection (ADSL, 3G, Edge, etc.), the type of device is being used, etc.

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