It's no secret that accurate forecasting in accounting is critical to a company's long-term success. But predicting future revenue growth can be difficult—particularly for small and medium businesses with little to no data. In this post, we'll take a look at four popular revenue forecast models and show you how you can use real data to predict your future revenue growth. Let's get started!
What is Revenue Forecasting?
Generally, in accounting, financial forecasting refers to the process of predicting future financial outcomes based on past data and trends. Accountants use financial forecasting to plan for upcoming expenses, budget for future projects, and make investment decisions.
Revenue forecasting is the procedure of evaluating a business's future sales. This is typically done using historical data, such as past sales figures, economic trends, and demographic information.
Forecasting can be used to make short-term predictions about the company's growth rate (such as quarterly or annual sales) or long-term predictions (such as 5-year or 10-year sales projections).
Why is Revenue Forecasting Important?
Revenue forecasting is important because it can help businesses make informed decisions about the future. For example, revenue forecasts can set expense and budget targets, help businesses price products, and give insights for hiring decisions.
Additionally, forecasting can help businesses track their progress towards long-term goals and identify potential problems early on.
The Different Types of Revenue Forecasting Models
There are four main types of revenue forecast models: historical trend analysis, regression analysis, market share analysis, and economic indicators. Let's take a closer look at each model.
1. Historical Trend Analysis
Historical trend analysis is the simplest and most common type of revenue forecasting. This method uses past sales data to recognize trends and predict future sales.
Businesses first need to gather data on past sales figures. This data can then be used to create graphs and charts that show how sales have changed over time.
Once the data has been collected and visualized, businesses can look for patterns and trends that might indicate future growth. For example, if sales have been steadily growing over the past few months, they will likely continue to increase in the future.
On the other hand, historical trend analysis can help businesses identify potential problems and adjust if sales fluctuate or decline.
2. Regression Analysis
Regression analysis is a more sophisticated revenue forecasting model that uses mathematical models to pinpoint relationships between distinct variables. This model is often used in conjunction with historical trend analysis.
To conduct a regression analysis, businesses first need to collect data on past sales figures and other relevant variables (such as price, advertising, and economic conditions). This data can then be used to create a mathematical model that predicts how changes in the independent variables affect sales.
Regression analysis is a powerful tool that can help businesses understand the drivers of their sales and make more accurate predictions. However, it is important to note that this method requires a significant amount of data and can be complex to implement.
3. Market Share Analysis
Market share analysis is a common revenue forecasting model in the business world. This method estimates a company's future sales by analyzing its market share. To do this, businesses first need to gather data on their past sales figures and the overall size of their target market. This data can then be used to calculate the company's market share and predict how it will change in the future.
Market share analysis is a relatively simple method of revenue forecasting that can be used with limited data. However, it is important to note that this method only estimates future sales and does not consider other factors (such as price changes or economic conditions).
4. Economic Indicators Analysis
Economic indicators analysis is another common model of revenue forecasting. This model uses economic data to predict how economic changes will affect sales. To do this, businesses will need to gather data on relevant economic indicators (such as GDP, inflation, and unemployment). This data can then be used to create a model that predicts how economic changes will affect sales.
Economic indicators are powerful variables that can help businesses understand the drivers of their sales and make more accurate predictions. However, it is important to note that this method only provides an estimate of future sales and does not take into account other factors (such as price changes or market conditions).

How to Choose the Right Model
The best revenue forecasting model for your business will depend on several factors, including the type of business you have, the amount of data available, and the resources (time, money, etc.) you are willing to invest.
If you're just starting out, it's probably best to stick with a simple method like market share analysis or historical trend analysis. These methods can be used with limited data and don't require complex mathematical models.
As your business grows and you collect more data, you can start to experiment with more sophisticated methods like regression analysis or economic indicators. Implementing these methods will require more time and effort but can provide more accurate predictions.
Common Mistakes Businesses Make When Forecasting Revenue
One of the most common mistakes businesses make when forecasting revenue is failing to account for all relevant variables. This can lead to inaccurate predictions and, in some cases, complete failures.
Other common mistakes include:
Using outdated or irrelevant data
It's important to use recent and relevant data when forecasting revenue estimates. Outdated data (from two years ago) can be misleading and lead to inaccurate predictions.
Failing to account for seasonality
Seasonality refers to regular patterns of demand that emerge at predictable times of the year. For example, retailers may see a spike in demand during the holiday season, or an outdoor equipment company may see an increase in sales during the spring. By accounting for seasonality, businesses can better anticipate peaks and troughs in demand and plan accordingly.
Seasonality is a major factor affecting sales projection, so it's important to account for it when you forecast revenue.
Relying too heavily on one variable (such as price) to predict sales
The price of goods and services is just one of many variables affecting sales. Other variables include economic conditions, market conditions, customer behavior, and more. By relying too heavily on one variable, businesses can make inaccurate predictions about the future.
Your One-Stop Solution to Revenue Forecasting
No matter which model you use, always make sure your forecasts are realistic and backed up by real data. This way, you can be confident in your predictions and plan for future growth accordingly.
Are you looking for help forecasting your company's revenue and cost of goods sold (COGS)? If you're an inventory business based in the US or Canada, Unloop can help!
We use revenue forecasting software to track and calculate historical data that will help you assess your budget, revenue, and unprofitable points in your business.
Book a call and talk to us, we’d love to discuss the future of your business with you!