The first ever Medical Marijuana & Natural Health Expo is underway this weekend at the Convention Center and it's attracting quite a crowd.

From KOB-TV.com - By: Heather Mills, KOB Eyewitness News 4 - The first ever Medical Marijuana & Natural Health Expo is underway this weekend at the Convention Center and it's attracting quite a crowd. Medical marijuana is a growing industry in New Mexico and judging by the long line of people hoping to get a medical marijuana card at the Expo, it's likely to continue the pace. KOB Eyewitness News 4 wanted to know, what does it take to get a pot card? The process is difficult. To start, in New Mexico there are 16 qualifying conditions including cancer, Crohn's Disease, Multiple Sclerosis, epilepsy, even severe anorexia. To receive a card is expensive. The card can cost as much as $280 an individual can get the necessary doctor approvals and there is a yearly renewal fee. The pot itself is also expensive. Mario Gonzales owns Budding Hope. He said it costs about $40 for an eighth of an ounce. Card holders can legally possess 6 ounces. That would be nearly $2,000. Read more