Manage my EA for different client

MQL4 Scripts Consultation

Specification

Hey, I have a website where a sell an EA. What I want : After that people buy my EA, they will have the possibility to sign up with their email and download my EA. On the page, they can put their MT4 Account number and the EA will work for this account. If they change the account number on the page, the EA will not work anymore for the last account. thanks. 

Responded

1
Developer 1
Rating
(173)
Projects
232
45%
Arbitration
17
82% / 12%
Overdue
35
15%
Working
2
Developer 2
Rating
(308)
Projects
419
52%
Arbitration
21
48% / 29%
Overdue
4
1%
Loaded
3
Developer 3
Rating
(312)
Projects
370
33%
Arbitration
2
100% / 0%
Overdue
0
Free
4
Developer 4
Rating
(10)
Projects
14
14%
Arbitration
6
33% / 50%
Overdue
2
14%
Free
5
Developer 5
Rating
(466)
Projects
494
52%
Arbitration
10
60% / 20%
Overdue
3
1%
Free
6
Developer 6
Rating
(66)
Projects
143
34%
Arbitration
11
9% / 55%
Overdue
26
18%
Working
7
Developer 7
Rating
(1)
Projects
0
0%
Arbitration
0
Overdue
0
Free

Project information

Budget
50 - 150 USD
VAT (20%): 10 - 30 USD
Total: 60 - 180 USD
For the developer
45 - 135 USD