Context: Many of you may not have heard of eCrater before . It is a small marketplace site that is geared to fixed price items and appears to be growing . Up until recently , I was n't able to recommend the site because it did n't provide inventory control but that has now changed . As of July eCrater has inventory control . Here 's what eCrater says about itself:"What is eCrater.com ?

Question: What may have happened after Ecrater added inventory control ?
Options:
0. None of the above choices .
1. Their business model may have been changed .
2. Their sales may have sky rocketed .
3. Their reputation may have been looked upon negatively .
Answer: 2