While we understand that many aspects of a prospective study remain unclarified at the start of the project, in order for us to give you a more informative first response and address your queries efficiently, it is advisable to include as much basic background information about your intended study as possible. This will help us either put together a quote more promptly or have points of focus to further elucidate during a phone call.
Potential information to include in your first message:

Variables of interest:
What are the independent and dependent variables and how are they to be operationalised?
Study population:
Where are the participants likely to be sourced from?
Research questions:
If known, what questions are you intending to answer via your research?
Study type:
Roughly, what is your intended study type? This could be a randomised controlled clinical trial, lab based experimental study, survey based or observational research etc.
Potential study size:
What is a rough ballpark range for the number of study participants?
Desired power:
What level of power are you ideally looking to achieve if known.. ie 80%, 90% etc.
Intended analyses:
What types of analyses, if any, do you have in mind so far? This may include descriptive statistics, parametric or non-parametric hypothesis testing, regression or other models, graphics etc.

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