The phrase "an added advantage is that" is correct and usable in written English. You can use it when you want to introduce a benefit or advantage that something has. For example, "An added advantage of working from home is that I can create my own schedule.".
When seeking funding for scaling one's business, an added advantage is that Angel Investors and Venture Capitalists see Kickstart backing as a good indicator of an offering's sales potential.
Moreover, SRM methods cover a much wider dynamic range than shotgun-based MS (Kirkpatrick et al., 2005), and an added advantage is that absolute protein quantities can be measured by spiking in known amounts of heavy-labelled peptide analogues, whereby the absolute amounts of the targeted peptides in the biological samples can be calculated.
An added advantage is that colonoscopies are painless and sigmoidoscopies cause severe cramping.
An added advantage is that visible light-polymerizing resins facilitate relining.
SaTScan™ uses conversional methods used in epidemiological studies, but its added advantage is that it produces summarized results that can be visualized and easy to understand.
Remuneration is very similar to that of academia, but there is an added advantage in that most of these positions are not contract or fund-based.
The use of data collected with a consistent methodology is an added advantage in that process.
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.
Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com