The links at the bottom of the mlfhs.uk home page, just above the page footer are 'affiliate' links.
Findmypast, Genes Reunited, British Newspaper Archive
When you click these links, you are connected to the organisation concerned and a token is passed to the organisation to show that the connection came from the mlfhs.uk web site.
In the event that you make a purchase, for example you take out an annual subscription with Findmypast, Manchester & Lancashire FHS receive a cash commission on the sale. This commission is paid by the organisation concerned and does not increase the amount which you pay for the service.
No personal information is passed from the organisation concerned to MLFHS or vice-versa in processing this transaction.
The affiliate links are 'safe' and will not in any way result in you receiving unwanted material from MLFHS or the organisations concerned.
Easyfundraising is an intermediary organisation which has partner arrangements with numerous product and service providers. When you register with Easyfundraising and nominate MLFHS as 'your' charity, if you link to one of the partner organisations via Easyfundraising, a small commission is paid to MLFHS, again at no cost to you.