Roderigo's obsession and love for Desdemona make him vulnerable to manipulation. Roderigo is very awkward, as Brabantio tells him, "in all honesty you heard me say / My daughter is not for you", he has been rejected by Brabantio every time he asks to marry Desdemona. Roderigo has been in love with Desdemona for a long time, he tries to give her "jewels", but always ends up empty-handed. It is also subconscious because he tried so hard to win Desdemona and Othello didn't try at all. Therefore, he is prone to manipulation and obeys Iago as he "promises" that he will get Desdemona for him. Iago promises that if he will “put some money in your purse,” he will be able to “enjoy it.” In contrast, Iago's main intention is to use Roderigo as a source of money as he states that Roderigo is "my fool, my purse". Furthermore, Iago uses Roderigo's gullible and naive nature for his own selfish means; “If you dare to make a profit and a right…you can take it as you please.” He is telling Roderigo to capture Cassio “to profit”, ironically only Iago will profit. Furthermore, Iago skillfully makes Roderigo feel intelligent and respected as he flatters him for his intelligence, "your suspicion, is not with judgment and wit", so he believes that obeying Iago will help him achieve