How to convince a client to leave the store aggregator and make a full-fledged website?

Question

Business Informatics

Many firms use the services of aggregator sites that distribute space for the personal pages of firms, where they expose their products and contacts.
How to convince such clients that a personal website will be much more useful to them?

Answer 1

You need to demonstrate all the advantages of a site that works separately from the aggregator. The main plus is the ability to fine-tune.