The Invoices metric counts the number of invoices you have sent to your customers. It is helpful to track Invoices to keep a tab on what is owed to you.

Keyword difficulty is an SEO metric that predicts the effort required to rank on the first page of search engine results for a specific keyword. This metric is crucial for anyone involved in SEO as it influences the strategic direction of content plans and marketing campaigns—the higher the keyword "difficulty," the more challenging it is to rank for that keyword.

Keyword ranking refers to the position of a website or webpage in the search engine results pages (SERPs) for a specific keyword or search term. It measures how well a website or webpage ranks compared to its competitors when someone searches for a particular keyword. When a website ranks higher in the search results, it's more likely to be seen by users. This can lead to increased organic traffic and visibility. That’s why businesses should pay attention to their keyword rank and strive to improve them.

The Lead Conversion Rate is the percentage of visitors who come to your website and are captured as leads. This is one of the most important top-of-the-funnel conversion metrics. It’s an indicator of your ability to attract the right target audience and the efficiency at which your website is turns them into leads.

A Lead is an individual who has shown an interest in your product or service. Leads do not have to be qualified, meaning there is no consideration yet of need, timeline, budget, or decision-making ability. The acquisition of Leads is generally categorized as either being inbound (considered warm) or outbound (considered cold).

The Lifetime Value to Cost of Acquisition (LTV/CAC) Ratio tells you if the theoretical lifetime revenue you get from a customer is higher or lower than the sales and marketing costs needed to acquire that customer.

Links Clicks is the count of the number of times your links in ad text, media, or call-to-action have been clicked. Links can lead to destinations within or outside the social media platform where your ad is published.

Logo Churn is the enemy of any subscription company. Logo Churn is the number or percentage of subscribers to a service that discontinue their subscription to that service in a given time period.

MQL (Marketing Qualified Lead) to SQL (Sales Qualified Lead) conversion rate is the percentage of MQLs that are converted to an SQL. An MQL is a lead that marketing believes meets the criteria of a qualified prospect, and an SQL is a lead that sales has independently qualified and believes meets the criteria of a qualified prospect.

Monthly Recurring Revenue (MRR) Growth Rate is the velocity at which MRR is being added to the business, expressed as a percentage. MRR Growth Rate is often cited as a monthly rate, but it's also possible to express it using an annual timeframe; for example, "we are targeting 10% MRR Growth for April", or "our MRR Growth Rate was 100% last year".

Measures the time it takes for manufacturing to produce a given product from the time the order is released to production, to finished goods. It helps identify bottlenecks and optimize production flow.

A Marketing Qualified Lead (MQL) is a universal metric used by marketing teams to measure the quality of leads they generate and pass to sales. Most marketing teams have targets associated with MQLs that include number of MQLs and acceptance rate, for example, leads that go on to become Sales Accepted Leads.