Actually, it’s not an easy question because there are different points of view on it. Firstly you should realize that this sphere Is one of the most reliable to invest in, But some tricks are still possible for different agencies. You may think that my piece of advice is strange but I am sure that university and your wishes and dreams are a better idea if you have no information about this agency. If you just need space awesome offices you can always rent them. For example, I've rented an office in Singapore Because it’s cheaper and easier than buying it or looking for some reliable agencies.
It depends on the agency. Some companies have been working in this field for more than fifty years, and if they are still working, I guess you can trust your money to them. Still, it is a risky thing, and you should choose wisely for the company that you trust your money. You can try to get in touch with someone from Mortgage Advice Hull. They have great specialists, and I am sure they will find a way to help you there. Good luck to you.