You have to choose and implement the membership software.
Software must be able to allow access to members for 24 hours 1 month 3 months 6 months depend of payment they made.
There will be 3 level of membership each level will have different levels of access to database.
Level 1 will have low access level3 have max access to database and the search options.
If you have experience with membership software and you think you can do that please bid for someone who have the skills and knowledge it is 1-2 day job. so please bid reasonable.
You have to test the payment gateway and all the functions related to membership software.
You have to implements buttons boxes etc and make sure its professional looking.
You have to send us your previous jobs as a reference.